Sierra Club
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C1 noun /siˈɛrə klʌb/

Sierra Club

Sierra Club
Meaning
An American environmental organization founded in 1892 by John Muir, focused on promoting conservation of the natural environment by influencing public policy decisions.
Example
John Muir founded the Sierra Club in 1892 to protect wild areas.
John Muir a fondé le Sierra Club en 1892 pour protéger les zones sauvages.
C1 adjective /ˈsɪnjuəs/

sinuous

sinueux
Meaning
Having many curves, bends, or turns; winding.
Example
The hikers followed a sinuous path through the forest.
Les randonneurs ont suivi un chemin sinueux à travers la forêt.
C1 noun /ˈsæf.rən/

Saffron

safran
Meaning
a deep yellow-orange color; an expensive spice derived from crocus flowers
Example
The saffron fabric looked beautiful in the sunlight.
Le tissu de safran avait l'air magnifique au soleil.
C1 noun /ˈsækrɪlɪdʒ/

sacrilege

sacrilège
Meaning
Violation or misuse of what is regarded as sacred.
Example
Stealing from the temple was considered an act of sacrilege.
Voler dans le temple était considéré comme un acte de sacrilège.
C1 adjective /ˈsaɪz.mɪk/

seismic

sismique
Meaning
Relating to earthquakes or vibrations of the earth and its crust.
Example
The region is known for its seismic activity.
La région est connue pour son activité sismique.
C1 verb /smɜrk/

smirk

sourire d'un air suffisant
Meaning
to smile in a self-satisfied, smug, or silly way
Example
He smirked when he won the argument.
Il a souri lorsqu'il a gagné la dispute.
C1 adjective /ˈsɪlkən/

Silken

en soie; doux; lisse;
Meaning
made of silk; smooth and soft like silk
Example
She wore a beautiful silken dress to the party.
Elle portait une belle robe en soie à la fête.
C1 verb /ˈslækən/

slacken

desserrer
Meaning
to make or become less tight, less active, or slower
Example
The driver slackened his speed as he approached the village.
Le conducteur a ralenti sa vitesse en approchant du village.
C1 adjective ˈsɪŋ.krə.nəs

synchronous

synchrone
Meaning
Existing or occurring at the same time.
Example
Synchronous learning involves live online classes.
L'apprentissage synchrone implique des cours en ligne en direct.
C1 adjective ˈsɒvrɪn

sovereign

souverain, suprême
Meaning
Possessing supreme or ultimate power; independent.
Example
The sovereign government has control over its currency.
Le gouvernement souverain a le contrôle de sa monnaie.
C1 adjective, verb /sɪˈdeɪt/

sedate

sédater
Meaning
calm, quiet, and composed; or to administer a drug to make someone calm or sleep
Example
The nurse sedated the patient before the operation.
L'infirmière a sédaté le patient avant l'opération.
C1 noun /ˈsɜːrəɡət/

surrogate

substitut
Meaning
A substitute, especially a person deputizing for another in a specific role or office.
Example
The surrogate mother gave birth to the child after carrying it for nine months.
La mère porteuse a donné naissance à l'enfant après l'avoir porté pendant neuf mois.
C1 noun səˌfɪs.tɪˈkeɪ.ʃən

sophistication

niveau élevé de complexité ou de raffinement
Meaning
High level of complexity or refinement.
Example
The sophistication of modern AI technology is remarkable.
La sophistication de la technologie moderne de l'IA est remarquable.
C1 noun /ʃoʊl/

shoal

école de poissons
Meaning
a large group of fish swimming together; a shallow place in water
Example
We saw a shoal of fish near the coast.
Nous avons vu une école de poissons près de la côte.
C1 noun /stents/

stents

stents
Meaning
Small mesh tubes used to treat narrow or blocked arteries.
Example
Stents were successfully placed using robotic techniques.
Les stents ont été placés avec succès en utilisant des techniques robotiques.
C1 adjective /səˈdɪs.tɪk/

sadistic

sadique
Meaning
Deriving pleasure from inflicting pain or suffering on others.
Example
The villain had a sadistic smile while hurting his enemies.
Le méchant avait un sourire sadique en infligeant de la douleur à ses ennemis.
C1 adjective /ˈspɑːrtn/

spartan

spartiate
Meaning
showing simplicity and lack of luxury; austere
Example
He lived in a spartan room with just a bed and a chair.
Il vivait dans une chambre spartiate avec seulement un lit et une chaise.
C1 noun /səˈbraɪəti/

sobriety

sobriété
Meaning
the state of being sober; self-restraint and seriousness
Example
He has maintained his sobriety for five years.
Il a maintenu sa sobriété pendant cinq ans.
C1 noun ˌsteɪbəlaɪˈzeɪʃən

stabilization

stabilisation
Meaning
The process of making or becoming stable.
Example
The stabilization of the structure was essential after the earthquake.
La stabilisation de la structure était essentielle après le tremblement de terre.
C1 adjective /spɑːrs/

sparse

rare
Meaning
thinly scattered or distributed; not dense or abundant
Example
Vegetation was sparse in the desert.
La végétation était rare dans le désert.
C1 noun /sɔːd fɪʃ/

Sword fish

poisson-épée
Meaning
A large marine fish with an elongated bill resembling a sword
Example
The swordfish can swim at speeds up to 60 mph.
Le poisson-épée peut nager à des vitesses allant jusqu’à 60 mph.
C1 verb /səbˈvɜːrt/

subvert

renverser
Meaning
to undermine or overthrow an established system, authority, or institution
Example
The rebels tried to subvert the government.
Les rebelles ont essayé de renverser le gouvernement.
C1 adjective /ˈsʌn.dri/

sundry

divers
Meaning
Various or miscellaneous.
Example
The shop sells fruits, clothes, and sundry items.
Le magasin vend des fruits, des vêtements et divers articles.
C1 verb /sleɪ/

slay

tuer
Meaning
to kill violently; informally, to impress greatly
Example
The hero vowed to slay the dragon.
Le héros a juré de tuer le dragon.
C1 noun ˈsɒv.rɪn.ti

sovereignty

souveraineté
Meaning
The authority of a state to govern itself or another state; supreme power or authority.
Example
Sovereignty is essential for a nation's identity.
La souveraineté est essentielle pour l'identité d'une nation.
C1 verb /slɪŋ/

sling

lancer, suspendre
Meaning
to throw or hang something roughly or carelessly
Example
He slung his bag over his shoulder before leaving.
Il a jeté son sac par-dessus son épaule avant de partir.
C1 noun /spæt/

spat

dispute mineure
Meaning
a short, petty quarrel or argument
Example
They had a brief spat about who should do the dishes.
Ils ont eu une petite dispute sur qui devait faire la vaisselle.
C1 noun /ˈskɛptɪk/

skeptic

sceptique
Meaning
A person who doubts or questions accepted beliefs or claims.
Example
The scientist was a skeptic of theories without solid evidence.
Le scientifique était sceptique des théories sans preuve solide.
C1 adjective /ˈsɛnʃuəs/

sensuous

sensuel
Meaning
Relating to or affecting the senses rather than the intellect; pleasing to the senses.
Example
The garden was filled with sensuous colors and fragrances.
Le jardin était rempli de couleurs et de fragrances sensuelles.
C1 noun, verb /ˈskʌf.əl/

scuffle

bagarre
Meaning
a short, confused fight or struggle; to engage in such a fight
Example
Two players scuffled on the field after the foul.
Deux joueurs se sont battus sur le terrain après la faute.
C1 noun /ˈskep.tɪ.sɪ.zəm/

skepticism

scepticisme, doute
Meaning
A skeptical attitude; doubt as to the truth of something.
Example
His skepticism about new technology often makes him resistant to change.
Son scepticisme à propos de la nouvelle technologie le rend souvent résistant au changement.
C1 verb /sʌlk/

sulk

faire la tête
Meaning
to be silent and bad-tempered because you are angry or disappointed
Example
She sulked in her room after the argument.
Elle a fait la tête dans sa chambre après la dispute.
C1 verb /snʌb/

snub

mépriser
Meaning
to insult or ignore someone by treating them rudely
Example
He felt hurt when his invitation was snubbed.
Il s'est senti blessé lorsque son invitation a été méprisée.
C1 verb /ˈskwɒndər/

squander

gaspiller
Meaning
to waste money, time, or opportunities in a careless way
Example
He squandered his inheritance on gambling.
Il a gaspillé son héritage dans les jeux de hasard.
C1 noun /səˈrɛn.ɪ.ti/

serenity

sérénité
Meaning
The state of being calm, peaceful, and untroubled.
Example
Meditation helps in achieving inner serenity.
La méditation aide à atteindre la sérénité intérieure.
C1 adjective /ˈswoʊlən/

swollen

enflé
Meaning
Enlarged or puffed up, usually due to injury, inflammation, or fluid accumulation
Example
Her ankle was swollen after she twisted it during the hike.
Sa cheville était enflée après s'être foulée pendant la randonnée.
C1 adjective /ˈsɛnʃənt/

sentient

sentient
Meaning
Able to perceive or feel things.
Example
Humans are sentient beings capable of reasoning.
Les humains sont des êtres sentients capables de raisonner.
C1 noun /ˌsɑːrdʒənt ˈmeɪdʒər/

sergeant-major

sergent-major
Meaning
A senior non-commissioned officer in the army responsible for discipline and administration within a unit.
Example
The sergeant-major inspected the troops before the parade.
Le sergent-major a inspecté les troupes avant le défilé.
C1 noun /ˈsaɪ.ən/

scion

descendant
Meaning
a descendant of a wealthy, aristocratic, or influential family
Example
He is the scion of a wealthy industrialist family.
Il est le descendant d'une famille d'industriels riches.
C1 adjective /ˈsɛnʃuəl/

sensual

sensuel
Meaning
Relating to or involving gratification of the senses and physical pleasure.
Example
The painting had a sensual quality that captivated viewers.
La peinture avait une qualité sensuelle qui captivait les spectateurs.
C1 noun səbˈsɪs.təns

subsistence

subsistance
Meaning
The action or fact of maintaining or supporting oneself at a minimum level.
Example
Many farmers depend on subsistence agriculture.
De nombreux agriculteurs dépendent de l'agriculture de subsistance.
C1 noun /sɪˈtɑːr/

Sitar

sitar
Meaning
a traditional Indian stringed musical instrument with a long neck and resonating body
Example
The sitar creates beautiful ragas in Indian classical music.
Le sitar crée de magnifiques ragas dans la musique classique indienne.
C1 noun /ˈsæf.aɪər/

Saphire

saphir
Meaning
a precious stone that is typically blue in color
Example
The royal crown was adorned with a large sapphire.
La couronne royale était ornée d'un grand saphir.
C1 noun /səbˈmɪtəl/

submittal

soumission
Meaning
the act of submitting something, especially a document for consideration or approval
Example
The contractor sent the submittal to the client for approval.
L'entrepreneur a envoyé la soumission au client pour approbation.
C1 noun /səˈprɛʃən/

suppression

suppression
Meaning
the act of forcibly stopping something or holding back feelings or actions
Example
The suppression of free speech led to protests.
La suppression de la liberté d'expression a conduit à des manifestations.
C1 adjective /səˈriːn/

serene

serein et paisible
Meaning
Calm, peaceful, and untroubled; tranquil.
Example
The lake had a serene and peaceful atmosphere.
Le lac avait une atmosphère sereine et paisible.
C1 adjective /ˈʃɪp.ʃeɪp/

Shipshape

propre et bien organisé; en bon ordre
Meaning
neat and tidy; in good order; well-organized
Example
Everything was shipshape before the inspection.
Tout était impeccable avant l'inspection.
C1 adjective /səbˈmɪs.ɪv/

Submissive

soumis; obéissant; humble
Meaning
ready to obey others; yielding to authority; humble and compliant
Example
She became submissive after years of harsh treatment.
Elle est devenue soumise après des années de traitement sévère.
C1 noun /ˌsɛlf ɪnˈdʌldʒəns/

self-indulgence

auto-indulgence
Meaning
The act of allowing oneself to enjoy pleasures or desires excessively.
Example
His weekend of self-indulgence included eating sweets and watching movies nonstop.
Son week-end d'auto-indulgence comprenait manger des bonbons et regarder des films sans arrêt.
C1 noun /sloʊθ/

Sloth

paresse; réticence à travailler ou à faire des efforts
Meaning
laziness; reluctance to work or make an effort
Example
His sloth prevented him from achieving his goals.
Sa paresse l'a empêché d'atteindre ses objectifs.
C1 verb /struː/

strew

répandre
Meaning
to scatter or spread things untidily over a surface or area
Example
Clothes were strewn across the floor.
Les vêtements étaient éparpillés sur le sol.
C1 noun ˌskeɪ.ləˈbɪl.ə.ti

scalability

extensibilité
Meaning
The capacity to be changed in size or scale; the ability of a system to handle a growing amount of work.
Example
The new software offers high scalability for large enterprises.
Le nouveau logiciel offre une grande extensibilité pour les grandes entreprises.
C1 noun /ˈsʌnˌdaʊn/

sundown

coucher du soleil
Meaning
the time in the evening when the sun goes below the horizon
Example
We planned to reach the village before sundown.
Nous avions prévu d'arriver au village avant le coucher du soleil.
C1 noun /stɑːr ˈæn.ɪs/

Star Anise

anis étoilé
Meaning
star-shaped spice pod with a licorice-like flavor used in cooking
Example
She added star anise to the soup for aromatic flavor.
Elle a ajouté de l'anis étoilé à la soupe pour un goût aromatique.
C1 noun /ˈsteɪtəs kwoʊ/

status quo

statu quo
Meaning
The existing state of affairs, especially regarding social or political issues.
Example
The government decided to maintain the status quo until further review.
Le gouvernement a décidé de maintenir le statu quo jusqu'à un examen ultérieur.
C1 adjective /ˈsɛreɪtɪd/

serrated

dentelé
Meaning
Having a notched or saw-toothed edge.
Example
The bread knife had a serrated blade.
Le couteau à pain avait une lame dentelée.
C1 noun /ˈʃæmbəlz/

shambles

désordre total
Meaning
a state of complete disorder or ruin
Example
After the storm, the whole town was in shambles.
Après la tempête, toute la ville était en désordre total.
C1 adjective /ˈsɪm.jʊ.leɪ.tɪd/

simulated

simulé
Meaning
Artificially created to look real but not actually real.
Example
The pilot trained in a simulated flight environment.
Le pilote a été formé dans un environnement de vol simulé.
C1 adjective /ˈskɛtʃi/

sketchy

incomplet
Meaning
not thorough or detailed; suspicious or unsafe
Example
The details of the project were still sketchy.
Les détails du projet étaient encore incomplets.
C1 noun, adjective, verb /ʃæm/

sham

supercherie
Meaning
something that is not what it appears to be; a false or fake thing; to pretend
Example
The deal turned out to be a sham.
L'accord s'est avéré être une supercherie.
C1 noun /ˈskælpəl/

scalpel

scalpel
Meaning
A small and extremely sharp bladed instrument used for surgery and dissection.
Example
The surgeon carefully used a scalpel to make the first incision.
Le chirurgien a soigneusement utilisé un scalpel pour faire la première incision.
C1 adjective /ˈskrɔːni/

scrawny

maigre
Meaning
very thin and bony, often looking unhealthy
Example
The scrawny boy could barely lift the heavy bag.
Le garçon maigre pouvait à peine soulever le sac lourd.
C1 noun /ˈsæŋk.ʃən/

Sanction

sanction
Meaning
official permission or approval; a penalty for disobeying a rule
Example
The government imposed economic sanctions on the country.
Le gouvernement a imposé des sanctions économiques au pays.
C1 noun, adjective, verb /səˈbɔːrdənət/ (noun/adjective), /səˈbɔːrdəˌneɪt/ (verb)

subordinate

subordonné
Meaning
lower in rank or position; to treat as less important
Example
He manages ten subordinates in his department.
Il gère dix subordonnés dans son département.
C1 noun /ˈsuːtər/

suitor

prétendant
Meaning
a man who pursues a relationship with a woman, often with the intent to marry
Example
She had many suitors vying for her attention.
Elle avait de nombreux prétendants qui se disputaient son attention.
C1 verb /ˈsmoʊldər/

smolder

fumer lentement
Meaning
to burn slowly with smoke but no flame; to show suppressed anger or emotion
Example
The fire smoldered for hours before it went out.
Le feu a fumé lentement pendant des heures avant de s'éteindre.
C1 verb /stoʊk/

stoke

attiser le feu; encourager ou augmenter un sentiment ou une activité forte
Meaning
To add fuel to a fire; to encourage or increase a strong feeling or activity.
Example
The politician’s speech stoked anger among the crowd.
Le discours du politicien a enflammé la colère parmi la foule.
C1 noun /ˈsɜːrmən/

sermon

sermon
Meaning
A religious discourse delivered by a preacher, often offering moral instruction or spiritual guidance.
Example
The pastor gave a moving sermon about compassion and forgiveness.
Le pasteur a donné un sermon émouvant sur la compassion et le pardon.
C1 adjective /ˈsæŋɡwɪn/

sanguine

optimiste
Meaning
Optimistic or positive, especially in a difficult situation.
Example
Despite the challenges, she remained sanguine about the future.
Malgré les défis, elle est restée optimiste quant à l'avenir.
C1 noun /ˈsɛntɪnəl/

sentinel

sentinelle
Meaning
A soldier or guard whose job is to stand and keep watch.
Example
A sentinel stood at the entrance of the camp.
Un sentinelle se tenait à l'entrée du camp.
C1 adjective /ˈsaɪt.ləs/

Sightless

aveugle; sans vision
Meaning
unable to see; blind; lacking vision
Example
The sightless man navigated the street with his guide dog.
L'homme aveugle a navigué dans la rue avec son chien-guide.
C1 noun /sɪˈnɒpsɪs/

synopsis

synopsis
Meaning
a brief summary of the main points of a text, film, or research
Example
The publisher asked the author to submit a one-page synopsis of the novel.
L'éditeur a demandé à l'auteur de soumettre une synopsis d'une page du roman.
C1 noun /speɪt/

spate

série
Meaning
a large number of things occurring in quick succession
Example
There has been a spate of robberies in the city.
Il y a eu une série de cambriolages dans la ville.
C1 adjective /ʃrɪl/

shrill

son aigu
Meaning
High-pitched and piercing in sound.
Example
The shrill whistle startled everyone in the room.
Le sifflement aigu a surpris tout le monde dans la pièce.
C1 noun /stɪˈlɛtoʊ/

stiletto

chaussure à talon aigu / poignard
Meaning
A small, thin, high-heeled shoe or a dagger with a slender blade.
Example
She wore elegant stiletto heels to the party.
Elle portait des talons stiletto élégants à la fête.
C1 adjective /sɪmˈplɪstɪk/

simplistic

trop simplifié
Meaning
treating complex issues as if they were much simpler than they really are
Example
His explanation was too simplistic and ignored key details.
Son explication était trop simplifiée et ignorait des détails clés.
C1 noun /ˈstaɪpend/

Stipend

allocation
Meaning
a fixed regular sum paid as a salary or allowance
Example
The research student receives a monthly stipend for living expenses.
L'étudiant en recherche reçoit une allocation mensuelle pour ses frais de subsistance.
C1 adjective /sɪˈmɛtrɪkəl/

symmetrical

symétrique
Meaning
having parts on either side that match or are the same in shape, size, or arrangement
Example
The artist designed a symmetrical pattern on the floor.
L'artiste a conçu un motif symétrique sur le sol.
C1 adjective /ˈseɪ.vər.i/

savory

savoureux (salé ou épicé)
Meaning
Having a pleasant salty or spicy taste; morally acceptable.
Example
The restaurant serves a variety of savory dishes.
Le restaurant sert une variété de plats savoureux.
C1 noun /ʃeɪl/

shale

schiste
Meaning
a fine-grained sedimentary rock that can be split into thin layers
Example
The region is rich in shale and natural gas deposits.
La région est riche en schiste et en dépôts de gaz naturel.
C1 noun /sɛkt/

sect

secte
Meaning
a subgroup of a larger religious or political group, often with differing beliefs
Example
The group split into different sects due to doctrinal differences.
Le groupe s'est divisé en différentes sectes en raison des différences doctrinales.
C1 noun/verb /ˈslʌmbər/

slumber

sommeil
Meaning
A state of sleep; to sleep lightly or rest.
Example
The child slumbered peacefully through the night.
L'enfant a dormi paisiblement toute la nuit.
C1 adjective /ˌsekənd ˈreɪt/

second-rate

de seconde zone
Meaning
Of mediocre or inferior quality.
Example
The movie was entertaining but clearly second-rate compared to the original.
Le film était divertissant mais clairement de seconde zone comparé à l'original.
C1 noun /ˈsɔːjər/

Sawyer

scieur
Meaning
a person who saws wood, especially as an occupation
Example
The skilled sawyer cut the logs into planks.
Le scieur habile a coupé les bûches en planches.
C1 noun speɪst ˌrep.ɪˈtɪʃ.ən

spaced repetition

répétition espacée
Meaning
A learning technique that involves reviewing information at increasing intervals to improve long-term retention.
Example
Spaced repetition helps in long-term memory retention.
La répétition espacée aide à maintenir la mémoire à long terme.
C1 adjective /ˈseɪlaɪn/

Saline

salé; lié à l'eau salée
Meaning
containing salt; salty; relating to salt water
Example
The saline solution is used for medical treatments.
La solution saline est utilisée pour les traitements médicaux.
C1 noun /ˈswiːt.miːt/

Sweetmeat

confiserie
Meaning
a small piece of confectionery or candy; a sweet delicacy
Example
The children enjoyed the traditional sweetmeats during the festival.
Les enfants ont apprécié les sucreries traditionnelles pendant le festival.
C1 noun /ˈspiːʃiː/

specie

monnaie
Meaning
money in the form of coins rather than notes or credit
Example
The transaction was made in specie.
La transaction a été effectuée en pièces.
C1 noun /ˈstreɪnər/

Strainer

passoire
Meaning
a device having holes punched in it or made of crossed wires for separating solid matter from a liquid
Example
Use a strainer to drain the pasta water.
Utilisez une passoire pour égoutter l'eau des pâtes.
C1 noun/verb /ˈsuː.tʃər/

suture

suture
Meaning
A stitch or row of stitches holding together the edges of a wound or surgical incision.
Example
The doctor used a suture to close the wound.
Le docteur a utilisé une suture pour fermer la plaie.
C1 verb /smɪr/

smear

étaler / diffamer
Meaning
to spread or apply a substance messily; to damage someone's reputation with false or unfair words
Example
The child smeared paint across the wall.
L'enfant a étalé de la peinture sur le mur.
C1 noun /səˈvænə/

savanna

savane (avec des arbres éparpillés)
Meaning
a grassy plain with scattered trees, typical of tropical and subtropical regions
Example
Giraffes browsed on acacia trees across the wide savanna.
Les girafes broutaient sur les arbres d'acacia à travers la large savane.
C1 noun ˌsæn.ɪ.taɪˈzeɪ.ʃən

sanitization

désinfection
Meaning
The process of cleaning and disinfecting to eliminate germs and bacteria.
Example
Regular sanitization keeps appliances germ-free.
La désinfection régulière garde les appareils sans germes.
C1 adjective /sliːk/

sleek

élégant et brillant
Meaning
smooth, shiny, and stylish
Example
She drove a sleek black sports car.
Elle a conduit une voiture de sport brillante et élégante.
C1 noun /ˈsɔː.dʌst/

sawdust

sciure
Meaning
The tiny particles of wood produced by sawing or sanding.
Example
The floor was covered with sawdust from the carpentry work.
Le sol était couvert de sciure provenant du travail de menuiserie.
C1 adjective /sɛkˈtɛəriən/

sectarian

sectaire
Meaning
relating to or characterized by the differences between sects, often leading to conflict
Example
The region has been troubled by sectarian violence for decades.
La région a été troublée par la violence sectaire pendant des décennies.
C1 noun /sɪˈkriː.ʃən/

Secretion

sécrétion
Meaning
a process by which substances are produced and discharged from a cell or gland
Example
Insulin secretion is crucial for blood sugar regulation.
La sécrétion d'insuline est cruciale pour la régulation de la glycémie.
C1 noun /ˈsmætərɪŋ/

smattering

connaissance superficielle
Meaning
A small amount or superficial knowledge of something.
Example
He has a smattering of Spanish.
Il a une connaissance superficielle de l'espagnol.
C1 noun /ˌsɛlfsəˈfɪʃənsi/

Self-sufficiency

autosuffisance
Meaning
the ability to supply one's own needs without external assistance; independence
Example
The farm achieved complete self-sufficiency in food production.
La ferme a atteint l'autosuffisance totale en production alimentaire.
C1 adjective /ˌsuːɪˈsaɪdəl/

Suicidal

suicidaire
Meaning
relating to or having thoughts of killing oneself; extremely dangerous or harmful
Example
The reckless driving was suicidal behavior.
La conduite imprudente était un comportement suicidaire.
C1 noun/verb /snɛər/

snare

piège
Meaning
a trap for catching animals; to catch or trap
Example
The hunter set a snare to catch rabbits.
Le chasseur a mis un piège pour attraper des lapins.
C1 adjective /ˌsɛlf ɪˈfeɪsɪŋ/

self-effacing

modeste
Meaning
not drawing attention to oneself; modest
Example
Despite his success, he remained self-effacing and humble.
Malgré son succès, il est resté modeste et humble.
C1 noun /səˈlɪn.ə.t̬i/

salinity

salinité, concentration de sel
Meaning
The salt content of soil or water, typically measured as a concentration.
Example
The salinity of the ocean varies depending on depth and location.
La salinité de l'océan varie en fonction de la profondeur et de la localisation.
C1 noun /ˈsed.ɪ.mənt/

Sediment

sédiment
Meaning
matter that settles to the bottom of a liquid; particles deposited by water or wind
Example
The river carried sediment downstream during the flood.
La rivière a transporté du sédiment en aval pendant l'inondation.
C1 adjective /ˈʃeɪm.ləs/

Shameless

impudique
Meaning
having no shame; bold and rude; impudent
Example
The shameless politician refused to apologize for his mistakes.
Le politicien sans honte a refusé de s'excuser pour ses erreurs.
C1 noun /səˈbætɪkəl/

sabbatical

période de congé pour études ou voyages
Meaning
A period of paid leave granted to a teacher or worker for study or travel, traditionally every seventh year.
Example
She took a sabbatical to research her new book.
Elle a pris un congé sabbatique pour rechercher son nouveau livre.
C1 noun /stæɡˈneɪ.ʃən/

stagnation

stagnation
Meaning
A state of inactivity or lack of growth, especially in an economy.
Example
High unemployment led to economic stagnation.
Le chômage élevé a conduit à une stagnation économique.
C1 verb /sluː/

slew

virer brusquement
Meaning
To turn or slide violently in a particular direction.
Example
The car slewed across the icy road.
La voiture a dérapé sur la route glacée.
C1 adjective /ˈskwɒlɪd/

squalid

extrêmement sale
Meaning
extremely dirty and unpleasant, often due to poverty or neglect
Example
He lived in a squalid room with broken furniture.
Il vivait dans une pièce sale avec des meubles cassés.
C1 adjective /ˈswɛltərɪŋ/

sweltering

accablant
Meaning
uncomfortably hot
Example
The sweltering heat made it hard to work.
La chaleur accablante rendait le travail difficile.
C1 verb ˈsɪŋ.krə.naɪz

synchronize

synchroniser
Meaning
To coordinate in time; to cause to occur or operate at the same time or rate.
Example
The dancers need to synchronize their movements.
Les danseurs doivent synchroniser leurs mouvements.
C1 noun /ˈsteɪl.meɪt/

stalemate

impasse
Meaning
A situation in which no progress can be made or no party can win.
Example
Negotiations ended in a stalemate.
Les négociations se sont terminées par un impasse.
C1 noun ˈsɪnədʒi

synergy

synergie, coopération
Meaning
The interaction or cooperation of two or more organizations, substances, or other agents to produce a combined effect greater than the sum of their separate effects.
Example
The synergy between the two companies led to a successful partnership.
La synergie entre les deux entreprises a conduit à un partenariat réussi.
C1 noun /ˌsɛnsɪtaɪˈzeɪʃən/

sensitization

sensibilisation
Meaning
The process of becoming sensitive to a substance, situation, or influence.
Example
The doctor warned about the sensitization caused by repeated exposure to chemicals.
Le médecin a averti de la sensibilisation causée par une exposition répétée aux produits chimiques.
C1 verb /ˈstoʊnwɔːl/

stonewall

entraver
Meaning
To delay or block progress by refusing to cooperate or answer
Example
The witness tried to stonewall during the investigation.
Le témoin a essayé de faire du stonewall lors de l'enquête.
C1 verb /ˈsʌkɪŋ/

sucking

sucer
Meaning
Drawing in a liquid, air, or other substance through the mouth or a tube by creating a vacuum; also used figuratively for something unpleasant or ineffective
Example
The baby is sucking on a pacifier.
Le bébé suce une tétine.
C1 adverb spɒnˈteɪnɪəsli

spontaneously

spontanément
Meaning
In a spontaneous way; naturally and without planning or external cause.
Example
Children learn spontaneously through peer interactions.
Les enfants apprennent spontanément à travers les interactions entre pairs.
C1 noun /ˈstɒpɪdʒ/

stoppage

arrêt; interruption
Meaning
The act of stopping or ceasing; a halt in operation or activity
Example
The sudden stoppage of the train caused delays for all passengers.
L'arrêt soudain du train a provoqué des retards pour tous les passagers.
C1 noun /ˈskeɪ.biːz/

Scabies

gale
Meaning
a contagious skin disease caused by mites that causes intense itching
Example
The doctor diagnosed him with scabies after examining the rash.
Le médecin lui a diagnostiqué la gale après avoir examiné l'éruption.
C1 adjective /ˈspel.baʊnd/

Spellbound

fasciné; envoûté
Meaning
completely fascinated and unable to move or think about anything else; enchanted
Example
The children sat spellbound as the magician performed his tricks.
Les enfants sont restés fascinés tandis que le magicien faisait ses tours.
C1 adjective /ˈsɛptɪk/

septic

infecté
Meaning
Infected with harmful bacteria; relating to or causing infection.
Example
The doctor treated the patient's septic wound immediately.
Le médecin a immédiatement traité la plaie septique du patient.