stack
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN English BN Bengali HI Hindi ES Spanish FR French DE German RU Russian ZH Chinese JA Japanese
All Vocabulary Cards All Vocabularies
B2 verb /stæk/

stack

Meaning
to arrange things in a neat pile or one on top of another
Example
He stacked the books neatly on the shelf.
B1 noun /ˈsæm.ən/

salmon

Meaning
A large fish with pink flesh, often eaten as food.
Example
They served grilled salmon for dinner.
C1 noun /sərˈveɪər/

surveyor

Meaning
A person who measures and maps land, buildings, or other features.
Example
The surveyor measured the land for construction.
A1 noun /skuːl/

school

Meaning
An institution for educating children; also a group of people sharing the same ideas or discipline.
Example
The children walked to school together.
C1 adjective /sər'pæs.ɪŋ/

Surpassing

Meaning
exceeding; going beyond; outstanding
Example
Her surpassing beauty made everyone stop and stare.
C1 noun /ˈsɒl.ɪs/

Solace

Meaning
comfort or consolation in a time of distress or sadness
Example
She found solace in music after her loss.
B2 noun /ˌsɪm.ɪˈlær.ə.ti/

Similarity

Meaning
the quality or state of being similar; resemblance
Example
There is a striking similarity between the two paintings.
B1 noun /sɛks/

sex

Meaning
the biological distinction between male and female; sexual activity
Example
He was asked about his sex at the doctor's office.
C1 noun /spɛk/

speck

Meaning
A very small spot, mark, or particle.
Example
There was a tiny speck of dust on the glass table.
C1 noun ˌsɛlf.rɪˈstreɪnt

self-restraint

Meaning
The practice of restraining oneself from indulging in something, typically an impulse or desire.
Example
Practicing self-restraint helps in avoiding impulsive decisions.
B2 noun /strɪp/

Strip

Meaning
a long narrow piece of cloth, paper, plastic, or other material
Example
She tore a strip of paper from the notebook.
C2 adjective /ˈstɒlɪd/

stolid

Meaning
Calm, dependable, and showing little emotion or animation.
Example
Despite the chaos around him, he remained stolid and composed.
C1 adjective /ˈsʌmp.tʃu.əs/

sumptuous

Meaning
Splendid and expensive-looking; luxurious.
Example
The guests were treated to a sumptuous banquet.
B2 verb /slæp/

slap

Meaning
to hit someone quickly with the flat part of the hand; to strike sharply
Example
She was so angry that she slapped him across the face.
B2 noun /ˈspəʊksmən/

spokesman

Meaning
a person who speaks on behalf of others, especially for a group or organization
Example
The spokesman addressed the crowd during the rally.
C2 noun /ˈskʌl.i.ən/

scullion

Meaning
a servant assigned the most menial kitchen tasks
Example
In medieval times, a scullion was responsible for cleaning pots and pans.
B2 noun speɪs ɪksplɔːˈreɪʃən

space exploration

Meaning
The investigation of outer space by means of manned and unmanned spacecraft.
Example
Space exploration has expanded our knowledge of the universe.
A2 noun /skɪl/

skill

Meaning
the ability to do something well through training or experience
Example
Her skill in painting impressed everyone.
A2 noun, verb /ʃɒt/

shot

Meaning
a single attempt to hit something, usually with a weapon or a ball
Example
He took a shot at the goal.
B2 adjective /ˈskɛptɪkəl/

skeptical

Meaning
not easily convinced; having doubts or reservations
Example
She was skeptical about the new plan.
A1 noun /stɑːr/

Star

Meaning
a fixed luminous point in the night sky that produces light and heat through nuclear fusion
Example
Thousands of stars are visible in the clear night sky.
C1 verb /ˈsælvɪdʒ/

salvage

Meaning
To save something from loss, damage, or destruction.
Example
They managed to salvage some goods from the fire.
B1 noun /ˈsteɪt.mənt/

Statement

Meaning
a definite or clear expression of something in speech or writing; an official account of facts
Example
The CEO issued a statement about the company's future plans.
C2 noun /skɪf/

skiff

Meaning
a small, light boat usually for one person
Example
The fisherman paddled his skiff across the lake.
B2 noun /səˈspɪʃən/

Suspicion

Meaning
a feeling or thought that someone is guilty of an illegal or dishonest activity
Example
The police arrested him on suspicion of theft.
A2 adjective /ˈʃaɪ.ni/

Shiny

Meaning
reflecting light; bright and polished; glossy
Example
The shiny new car caught everyone's attention.
C1 noun/verb /snɛər/

snare

Meaning
a trap for catching animals; to catch or trap
Example
The hunter set a snare to catch rabbits.
B1 verb /stiːl/

steal

Meaning
to take something without permission; to rob
Example
It's wrong to steal from others.
B2 adjective /ˈspeɪ.ʃəs/

Spacious

Meaning
having a lot of space; roomy and comfortable
Example
The house has a spacious living room with high ceilings.
B1 adverb /səkˈsɛsfəli/

successfully

Meaning
in a way that achieves a desired result
Example
She passed the exam successfully after weeks of studying.
C1 adjective /səbˈdʒɛktɪv/

subjective

Meaning
based on personal feelings, tastes, or opinions rather than facts
Example
Beauty is often considered a subjective concept.
C1 verb /splaɪs/

splice

Meaning
to join two pieces of rope, film, or other material by weaving or attaching them together
Example
The technician spliced the two wires to restore the connection.
B2 verb /sɔːr/

soar

Meaning
to fly or rise high in the air; to increase rapidly or dramatically
Example
The eagle soared high above the mountains.
C2 adjective /ˈsɛrid/

serried

Meaning
pressed or crowded together, often in rows or ranks
Example
The soldiers stood in serried ranks, ready for inspection.
C2 noun /ˈstætɪks/

statics

Meaning
The branch of mechanics dealing with bodies at rest and forces in equilibrium.
Example
She is studying statics as part of her engineering course.
A1 verb /ˈstʌdi/

study

Meaning
to learn about something; to examine carefully; to research
Example
I study mathematics every evening.
B2 noun/verb /ˈsɜːveɪ/

survey

Meaning
noun: an examination or inspection; verb: to examine or measure (an area or subject)
Example
They conducted a survey to understand customer preferences.
C1 verb /sɪˈkriːt/

secrete

Meaning
to produce and release a substance from a cell, gland, or organ
Example
The pancreas secretes insulin to regulate blood sugar levels.
A2 noun /ˈstjuːdiəʊ/

studio

Meaning
a room where an artist, photographer, musician, or broadcaster works
Example
The singer recorded her new song in the studio.
B2 adjective /ˈsʌb.sɪ.kwənt/

subsequent

Meaning
Coming after something in time; following in time or order.
Example
Subsequent events clarified the outcomes.
C1 adjective /steɪd/

staid

Meaning
Serious, respectable, and unadventurous.
Example
He came from a staid family background.
A2 preposition /sɪns/

since

Meaning
from a particular time in the past until now
Example
I have known her since childhood.
C1 adjective /ˈspaɪni/

spiny

Meaning
covered with or full of spines; having sharp points
Example
The spiny cactus stood tall in the desert.
C1 noun /siˈɛrə klʌb/

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.
C1 noun /sɪˈkluːʒən/

seclusion

Meaning
The state of being private, away from other people.
Example
She spent the weekend in complete seclusion in her cabin.
A1 noun /skaɪ/

Sky

Meaning
the region of the atmosphere and outer space seen from the earth
Example
The sky is blue today.
C2 noun /ˈsɪlvər kɑrp/

Silver carp

Meaning
a large freshwater fish with silvery scales, commonly farmed for food
Example
Silver carp is widely cultivated in fish farms across Asia.
B2 adverb /ˈskeəs.li/

Scarcely

Meaning
hardly; barely; only just
Example
I could scarcely believe my eyes.
C2 adjective /ˈsækərɪn/

saccharine

Meaning
Excessively sweet or sentimental.
Example
His saccharine smile seemed insincere.
C1 verb /sərˈpæs/

surpass

Meaning
to exceed or go beyond
Example
Her performance surpassed all expectations.
A2 noun /ʃiːp/

sheep

Meaning
a farm animal with thick wool that is raised for its wool, meat, and milk
Example
The farmer keeps a large flock of sheep.
A2 adjective /smuːð/

Smooth

Meaning
having an even surface; without difficulties; flowing easily
Example
The road was smooth and comfortable to drive on.
B2 verb /ˈstreɪtən/

straighten

Meaning
to make something straight or tidy; to correct or organize
Example
She straightened her hair before the meeting.
C1 noun /ˌsɪmbɪˈəʊsɪs/

symbiosis

Meaning
A mutually beneficial relationship between different people or groups.
Example
The symbiosis between the two companies led to mutual growth.
B1 adjective /ˈsɒlɪd/

solid

Meaning
firm and stable in shape; not liquid or fluid
Example
The ground was solid underfoot.
B2 noun səˌsteɪ.nəˈbɪl.ɪ.ti

sustainability

Meaning
The ability to be maintained at a certain rate or level; the avoidance of the depletion of natural resources in order to maintain ecological balance.
Example
Sustainability ensures long-term environmental health.
C1 noun /ˈstaɪləs/

stylus

Meaning
a small tool used for writing, drawing, or touching screens
Example
She used a stylus to draw on her tablet.
B1 noun sɪˈkjʊə.rɪ.ti

security

Meaning
The state of being free from danger, threat, or loss.
Example
Food security is essential for human survival.
C1 noun /ˈsɛvərəns/

severance

Meaning
the act of ending something, especially a relationship or employment; compensation paid upon termination
Example
The company offered him severance pay after his job ended.
B2 verb /stɪŋ/

sting

Meaning
to pierce with a sharp point; to cause sharp pain
Example
The bee stung him on his arm while he was gardening.
C2 noun /ˈstriːmlɪt/

streamlet

Meaning
a small stream; a tiny brook or rivulet
Example
A streamlet flowed through the meadow.
B2 adjective ˈsiːm.ləs

seamless

Meaning
A process or service that works without any interruption.
Example
A seamless checkout process improves user satisfaction.
A2 noun, verb /ˈsɛntəns/

sentence

Meaning
A set of words that expresses a complete thought; or a punishment given by a court of law.
Example
The judge gave him a five-year prison sentence.
C1 verb /səbˈdjuː/

subdue

Meaning
To bring under control, especially by force; to overcome or quiet.
Example
The army was able to subdue the rebellion quickly.
C1 verb /ʃɜːrk/

shirk

Meaning
to avoid or neglect a duty or responsibility
Example
He always tries to shirk his responsibilities at work.
B2 noun /səkˈses.ər/

Successor

Meaning
a person who succeeds another in office; someone who takes over a position or role
Example
The CEO announced his retirement and named his successor for the company.
C1 noun /ˌsɛrənˈdɪpɪti/

serendipity

Meaning
The occurrence of events by chance in a happy or beneficial way.
Example
Finding that old photo album was pure serendipity.
B2 verb /ˈstɑːrtl/

startle

Meaning
To surprise or frighten someone suddenly.
Example
The loud noise startled the children.
C1 noun ˌsætʃəˈreɪʃən

saturation

Meaning
The state of being saturated; the degree or extent to which something is dissolved or absorbed
Example
The saturation of the market with similar products reduced sales.
C1 adjective /ˈstæɡ.nənt/

Stagnant

Meaning
not moving or flowing; showing no activity or development
Example
The stagnant water in the pond was covered with algae.
A2 noun ˈsaɪən.tɪst

scientist

Meaning
A person who is studying or has expert knowledge of one or more of the natural or physical sciences.
Example
The scientist proposed data-driven reforms.
B1 noun /ˈsʌb.mə.riːn/

Sub-marine

Meaning
a warship with a streamlined hull designed to operate completely submerged in the sea
Example
The submarine dived deep into the ocean to avoid detection.
C2 adjective /ˌseɪpiˈɛnʃəl/

sapiential

Meaning
Relating to wisdom or knowledge, often in a religious or philosophical sense.
Example
The monk shared sapiential teachings with his students.
C2 noun /ˈstænʃən/

stanchion

Meaning
a strong upright bar or post used as support or to control movement
Example
The red rope was attached to the stanchions to guide the crowd.
C1 adjective /ˈskrɪptʃərəl/

scriptural

Meaning
Relating to or contained in the scriptures or holy writings.
Example
The priest gave a scriptural reference during the sermon.
B2 verb /suːð/

soothe

Meaning
to calm or comfort; to relieve pain or distress
Example
The mother soothed her crying baby with a gentle lullaby.
C1 adjective /ˈswoʊlən/

swollen

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.
C1 verb /ˈstɪɡmətaɪz/

stigmatize

Meaning
to describe or regard someone as worthy of disgrace or disapproval
Example
People with certain illnesses are often unfairly stigmatized.
C1 noun /ˈskrɪmɪdʒ/

scrimmage

Meaning
A practice game or informal match, often in sports, especially football.
Example
The team had a scrimmage before the official season started.
C1 noun /stents/

stents

Meaning
Small mesh tubes used to treat narrow or blocked arteries.
Example
Stents were successfully placed using robotic techniques.
B2 noun ˈsuː.pər.fuːdz

superfoods

Meaning
Nutrient-dense foods that are particularly beneficial for health and well-being.
Example
Blueberries and spinach are superfoods rich in vitamins.
B1 noun /skriːn/

Screen

Meaning
a flat surface on which pictures or words are shown; a movable partition used to divide a room
Example
The movie was displayed on a large screen in the theater.
C1 noun /ˈstɛə.rɪ.əʊˌtaɪ.pɪŋ/

stereotyping

Meaning
A widely held but fixed and oversimplified image or idea of a particular type of person or thing.
Example
Stereotyping people based on their race is harmful.
B1 adjective ˈʃɔːrt.tɜːrm

short-term

Meaning
Occurring over or involving a relatively short period of time.
Example
Investing in stocks can yield short-term profits.
A1 verb /send/

send

Meaning
to cause something to go or be taken to a particular destination; to transmit
Example
I will send you an email with the details.
B1 noun /ˌsaʊθˈiːst/

southeast

Meaning
the direction that is between south and east; a region in that direction
Example
The city is located in the southeast of the country.
C1 verb /ˈstaɪfəld/

stifled

Meaning
to suppress, hold back, or prevent something from happening
Example
He stifled a laugh during the serious meeting.
C1 noun /ˈskaɪ.lɑːrk/

Sky-Lark

Meaning
a small brown bird known for singing while flying high in the sky
Example
The skylark sang beautifully as it soared above the meadow.
C1 verb /snʌb/

snub

Meaning
to insult or ignore someone by treating them rudely
Example
He felt hurt when his invitation was snubbed.
C1 adjective /ˈseɪ.li.ənt/

salient

Meaning
Most important, prominent, or noticeable
Example
The report highlighted the salient points of the discussion.
C1 noun /ˈsɪk.əl/

Sickle

Meaning
a tool with a curved metal blade and short handle used for cutting grain crops
Example
The farmer harvested wheat using a traditional sickle.
B2 noun /ˈspəʊkswɪmən/

spokeswoman

Meaning
a woman who speaks on behalf of a group or organization
Example
The spokeswoman for the company announced the new product.
C2 noun /ˈsɒlɪˌsɪzəm/

solecism

Meaning
a grammatical mistake in speech or writing; a breach of good manners or etiquette
Example
His speech was full of solecisms and awkward phrases.
C1 adjective /ˈsaʊnd.pruːf/

Sound-proof

Meaning
impervious to sound; preventing sound from entering or leaving
Example
The recording studio has sound-proof walls.
C2 adjective ˌsʌr.əpˈtɪʃ.əs

surreptitious

Meaning
Kept secret, especially because it would not be approved of; done stealthily.
Example
She took a surreptitious glance at his notes.
C2 noun ˈsaɪəns ˈdezət

science-desert

Meaning
A region or area lacking in scientific development, research facilities, or educational institutions.
Example
J.C. Bose thrived in a science-desert.
B1 noun /swiːt pəˈteɪtoʊ/

Sweet potato

Meaning
A root vegetable with sweet flesh, typically orange or purple in color
Example
Roasted sweet potato makes a healthy and delicious side dish.
A2 adjective /ˈsɪmələr/

Similar

Meaning
alike; having characteristics in common
Example
The two sisters have similar interests in music.
B2 adverb /səbˈstænʃəli/

substantially

Meaning
to a great extent or degree
Example
The new policy has substantially improved working conditions.
B2 verb /skwɒʃ/

squash

Meaning
to crush or squeeze something with force so that it becomes flat or broken
Example
She accidentally squashed the bug with her shoe.
C1 noun səˈsteɪnəbəl ænd kəˈlæbərətɪv əˈproʊtʃ

sustainable and collaborative approach

Meaning
A method of working together that can be maintained over time without depleting resources or causing harm.
Example
A sustainable and collaborative approach is crucial for solving environmental problems.
C1 noun səˈfɪʃənsi

sufficiency

Meaning
The condition of being adequate or enough; adequacy.
Example
The sufficiency of food supply is critical for survival.
B2 adjective /ˈsændi/

Sandy

Meaning
covered with sand; containing sand; having the texture of sand
Example
The sandy beach stretched for miles along the coast.
C1 noun /stɛlθ/

stealth

Meaning
The act of moving, doing, or achieving something quietly and secretly.
Example
The cat moved with stealth towards its prey.
C1 adjective /sɪər/

Sear

Meaning
withered; dried up; burned or scorched
Example
The sear leaves fell from the trees in autumn.
C2 verb /ˈstʌltɪfaɪ/

stultify

Meaning
to make someone or something appear foolish, or to hinder effectiveness and enthusiasm
Example
The repetitive tasks seemed to stultify the workers' creativity.
A2 noun /sɔːs/

Sauce

Meaning
a liquid or semi-liquid substance served with food to add moisture and flavor
Example
She added tomato sauce to her pasta.
B2 verb /stɑːv/

starve

Meaning
to suffer or die from lack of food
Example
He was left to starve in the desert.
B2 noun/verb /ˈslɔː.tər/

slaughter

Meaning
the killing of animals for food; killing in large numbers violently
Example
The army slaughtered hundreds of enemy soldiers.
C2 adjective /ˈsʌb.æs.ɪd/

subacid

Meaning
Slightly sour or acidic in taste or nature.
Example
The fruit had a subacid flavor that was refreshing on a hot day.
C1 adjective /ˈstrɛnjuəs/

strenuous

Meaning
Requiring or using great effort and energy.
Example
Climbing the mountain was a strenuous task.
C1 adjective /ˈstraɪ.dənt/

strident

Meaning
loud and harsh; presenting a point of view in a forceful way
Example
His strident voice made the debate uncomfortable.
C1 verb /skrɔːl/

scrawl

Meaning
to write or draw something quickly and carelessly, making it hard to read
Example
He scrawled his signature at the bottom of the page.
B2 adjective /ˈstraɪkɪŋ/

striking

Meaning
very noticeable or impressive in appearance or effect
Example
Her striking beauty caught everyone's attention.
C1 noun /ʃruː/

shrew

Meaning
a small mouse-like animal; also a woman with a bad temper
Example
The play describes a strong-willed woman as a shrew.
B1 noun /ʃrɪmp/

Shrimp

Meaning
a small marine crustacean with a slender body and long legs
Example
We ordered grilled shrimp with garlic butter for dinner.
A2 noun /ˈsɪstəm/

system

Meaning
a set of connected parts forming a complex whole; an organized method
Example
The education system needs major reforms.
C1 adjective /ˈspjʊəriəs/

spurious

Meaning
Not genuine, authentic, or true; false or fake.
Example
The report was based on spurious claims.
A2 verb /stʌk/

stuck

Meaning
unable to move; fixed in one position; unable to continue
Example
The door is stuck and won't open.
C1 verb /smɜrk/

smirk

Meaning
to smile in a self-satisfied, smug, or silly way
Example
He smirked when he won the argument.
B2 verb /ˈsprɪŋkəl/

sprinkle

Meaning
to scatter small drops or particles of a substance over a surface
Example
She sprinkled sugar on top of the cake.