fossil
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B2 noun /ˈfɒsɪl/

fossil

Meaning
the remains or impression of a prehistoric plant or animal embedded in rock
Example
The fossil of a dinosaur was discovered in the mountains.
C1 noun /bəˈtæljən/

battalion

Meaning
A large body of soldiers ready for battle, typically consisting of several companies.
Example
The battalion was deployed to the front line.
C1 noun /ˈpɛndjələm/

pendulum

Meaning
A weight suspended from a pivot so that it swings freely, often used to regulate clocks.
Example
The pendulum swung back and forth inside the clock.
A2 noun /ˈʌv.ən/

Oven

Meaning
an enclosed compartment used for heating, baking, or drying food
Example
She baked cookies in the oven for thirty minutes.
C2 adjective /ˈdʌlsɪt/

dulcet

Meaning
sweet and soothing (often used ironically)
Example
She was enchanted by his dulcet voice.
C2 adjective /əˈstrɪndʒənt/

astringent

Meaning
sharp or severe in manner or style; also describes a substance that contracts skin or body tissues
Example
Her astringent tone silenced the noisy class.
B1 verb /ɪmˈplɔɪ/

employ

Meaning
to hire someone to do a job; to use something effectively
Example
The company plans to employ more engineers next year.
C1 noun /pərˈkʌʃən/

percussion

Meaning
Musical instruments that are played by striking, shaking, or scraping, such as drums or cymbals.
Example
The percussion section added rhythm and energy to the orchestra.
C2 noun /ˈlɔːˌɡɪvər/

lawgiver

Meaning
A person who creates or enforces laws; a legislator.
Example
Moses is often regarded as a great lawgiver in history.
C1 noun /riˈæktənt/

reactant

Meaning
A substance that takes part in and undergoes change during a chemical reaction.
Example
Oxygen is a reactant in the process of combustion.
C2 verb /diːˈmæɡnɪtaɪz/

demagnetize

Meaning
To remove or reduce the magnetic properties of something.
Example
The technician demagnetized the old cassette tape.
A2 verb /krɒs/

cross

Meaning
to go from one side to another, or to pass through
Example
We crossed the river using a wooden bridge.
A2 adjective /riːl/

Real

Meaning
actually existing; genuine; not imaginary or fake
Example
This is a real diamond, not a fake one.
C2 noun /ˌɪnkənˈɡruːəti/

incongruity

Meaning
The state of being inconsistent or out of place.
Example
The incongruity of his cheerful mood during the funeral shocked everyone.
C1 noun/adjective /ˈluː.nə.tɪk/

lunatic

Meaning
A person who is insane or acting in a foolish or reckless way; also used as an adjective meaning insane.
Example
The driver was driving like a lunatic on the highway.
C2 noun /niːp/

neap

Meaning
A tide just after the first or third quarters of the moon when the difference between high and low tide is least.
Example
During a neap tide, the water level change is minimal.
C2 adjective /ˈbɪz.ən.taɪn/ or /ˈbaɪ.zənˌtiːn/

byzantine

Meaning
Extremely complicated and detailed; relating to the Byzantine Empire or its style.
Example
The new tax regulations are so byzantine that few understand them.
B2 adjective /dɪˈfensɪv/

Defensive

Meaning
used or intended to defend or protect; showing a tendency to react in an angry or hurt way when criticized
Example
He became defensive when criticized about his work.
C2 noun /ˈvɪtəlz/

victuals

Meaning
Food or provisions, especially for human consumption.
Example
The travelers packed enough victuals for their long journey.
C2 adjective /ˈprɛfətɔːri/

prefatory

Meaning
serving as an introduction or preface
Example
He made some prefatory remarks before the lecture began.
B2 noun /ˈfriːdəm ˌfaɪtər/

freedom fighter

Meaning
a person who takes part in an armed or political struggle to achieve freedom or independence for their people or country
Example
The freedom fighter dedicated his life to the liberation of his homeland.
B2 noun /ˈdɛsɪməl/

decimal

Meaning
A number system based on 10; a number expressed in the base-10 system.
Example
The number 0.75 is a decimal.
A1 noun /ˈnʌmbər/

number

Meaning
a mathematical value used to count, measure, or label
Example
She gave me her phone number.
B1 verb /ˈʌpˌɡreɪd/

upgrade

Meaning
to raise something to a higher standard, improve
Example
We decided to upgrade the software to the latest version.
C2 adjective /kəˈmɛnʃərət/

commensurate

Meaning
corresponding in size, degree, or extent; proportionate
Example
Salary will be commensurate with experience.
C1 verb /ˈʃʌdər/

shudder

Meaning
to tremble or shake suddenly, often due to fear, cold, or strong emotion
Example
She shuddered at the thought of walking alone in the dark forest.
A2 noun /pərˈmɪʃən/

permission

Meaning
the action of allowing or granting consent
Example
You need permission to enter the restricted area.
B1 verb /dɪˈzɜːrv/

deserve

Meaning
To be worthy of something, usually a reward or punishment.
Example
She worked hard and deserves recognition.
B1 adjective /ˈhoʊpləs/

Hopeless

Meaning
feeling or causing despair about something; without hope; desperate
Example
The situation seemed hopeless until help arrived.
C1 noun ˈsæŋktɪti

sanctity

Meaning
The state or quality of being holy, sacred, or saintly; ultimate importance.
Example
The sanctity of life should never be compromised.
A2 noun /ˈsɛlˌfoʊn/

cellphone

Meaning
a portable telephone that uses a cellular network for wireless communication
Example
She forgot her cellphone at home and couldn’t call anyone.
B1 noun faʊnˈdeɪʃən

foundation

Meaning
The lowest load-bearing part of a building, typically below ground level.
Example
The foundation of the building was laid with strong materials.
C2 noun /ɪˈbʊliəns/

ebullience

Meaning
the quality of being cheerful, enthusiastic, and full of energy
Example
The teacher's ebullience inspired her students.
B1 adjective ˈsen.sɪ.tɪv

sensitive

Meaning
Quick to detect or respond to slight changes, signals, or influences.
Example
Sensitive systems require precise handling.
C1 adjective /ˈten.tə.tɪv/

Tentative

Meaning
not certain or fixed; provisional; hesitant or unsure
Example
We made tentative plans to meet next week.
B2 noun /ˌɒpəˈzɪʃən/

opposition

Meaning
the action of opposing or resisting something
Example
The opposition to the new law was strong.
B1 noun /ˈætməsˌfɪər/

Atmosphere

Meaning
the envelope of gases surrounding the earth or another planet; the pervading tone or mood of a place
Example
The atmosphere protects us from harmful solar radiation.
C1 adjective ˈek.wɪ.tə.bəl

equitable

Meaning
Fair and impartial
Example
Equitable AI ensures fairness in technology use.
A2 noun /skɜːrt/

Skirt

Meaning
a garment that hangs from the waist and covers part or all of the legs
Example
She chose a blue skirt to match her blouse.
C2 noun /ˈmʌrɪn/

murrain

Meaning
An infectious disease that affects cattle and other animals, often fatal.
Example
The farmer lost many cows during the outbreak of murrain.
B2 adjective /dɪˈskʌr.ɪ.dʒɪŋ/

Discouraging

Meaning
making someone feel less confident or enthusiastic about doing something
Example
The coach's discouraging words affected the team's morale.
A1 noun /dɔːɡ/

Dog

Meaning
a domesticated carnivorous mammal that is typically kept as a pet or for work
Example
The loyal dog waited patiently for its owner to return home.
C1 noun əˈɡrɛriən səˈsaɪətiz

agrarian societies

Meaning
Societies based on agriculture and farming as the primary economic activity.
Example
Agrarian societies emerged from a need for stable food sources.
B2 adverb /ʌnˈplɛzəntli/

unpleasantly

Meaning
in a way that causes discomfort, annoyance, or displeasure; in an unfriendly or disagreeable manner
Example
The room was unpleasantly hot during the afternoon.
C1 noun /ˌɪntərˌɒpərəˈbɪləti/

interoperability

Meaning
The ability of computer systems or software to exchange and make use of information.
Example
The interoperability of different software systems ensures seamless workflow.
B2 noun /ˈvɪɡ.ər/

Vigour

Meaning
physical strength and good health; effort, energy, and enthusiasm
Example
She approached her work with renewed vigour after the vacation.
C2 noun /floʊ/

floe

Meaning
a large sheet of floating ice
Example
The polar bears rested on the ice floe.
B1 adjective ˈriː.dʒən.əl

regional

Meaning
Relating to or characteristic of a region.
Example
Regional hubs support localized industries.
B1 noun /bæŋ/

Bang

Meaning
a sudden loud noise; a hard blow or hit
Example
The door closed with a loud bang that woke everyone up.
C2 verb /ænˈtɪpəθaɪz/

antipathize

Meaning
to feel or express a strong dislike or aversion toward something or someone
Example
He seemed to antipathize with the new management's approach.
B2 noun ˌsɛlf ˈdɪs.ə.plɪn

self-discipline

Meaning
The ability to control one's emotions and behavior.
Example
Self-discipline is crucial for achieving long-term success.
C2 noun /ˌkɒntrəpəˈzɪʃən/

contraposition

Meaning
the act of placing two things in opposition for contrast or comparison
Example
The contraposition of the two theories highlighted their differences.
C2 verb /trænsˈfɪɡjʊər/

transfigure

Meaning
To transform the outward appearance or form, often in a way that elevates or glorifies.
Example
The artist managed to transfigure simple clay into a beautiful sculpture.
B1 adverb /əˈperəntli/

Apparently

Meaning
seemingly; as far as one knows or can see; clearly; evidently
Example
Apparently, the meeting has been postponed to next week.
A2 noun səˈsaɪəti

society

Meaning
The aggregate of people living together in a more or less ordered community.
Example
Society plays a pivotal role in shaping an individual's values.
A1 verb /baɪ/

buy

Meaning
to get something by paying money for it; to purchase
Example
I want to buy a new car this year.
C1 adjective /ˌeɪpəˈlɪtɪkəl/

apolitical

Meaning
not interested in or not connected with politics
Example
She prefers to stay apolitical and focus on her work.
C2 adjective /ˈɪl bred/

Ill-bred

Meaning
lacking good manners; rude; showing poor upbringing
Example
His ill-bred behavior shocked everyone at the dinner party.
B2 noun /ˈtɜːrbən/

Turban

Meaning
a head covering made by wrapping a long piece of cloth around the head
Example
The Sikh man wore a colorful turban.
C2 phrase ˌdʒʊə.rɪs.pruːˈden.ʃəl ˈbentʃ.mɑːk

jurisprudential benchmark

Meaning
A legal standard or precedent that serves as a reference point for future legal decisions.
Example
The decision set a jurisprudential benchmark.
C2 noun /ˌhaɪdroʊdaɪˈnæmɪks/

hydrodynamics

Meaning
The branch of science concerned with the motion of fluids, especially liquids, and the forces acting on solid bodies immersed in fluids.
Example
Hydrodynamics is essential in designing efficient ship hulls.
A2 noun /flaʊər/

Flour

Meaning
fine powder made by grinding wheat or other grains; used for making bread, cakes, and pastry
Example
She mixed flour with water to make dough for bread.
C1 adjective পারসিভেবল

perceivable

Meaning
Able to be seen, noticed, or detected.
Example
The changes in winter weather are perceivable in rural areas.
B1 noun /ˌiːkəˈnɒmɪks/ or /ˌɛkəˈnɒmɪks/

economics

Meaning
The study of production, consumption, and transfer of wealth.
Example
He is studying economics at university.
B1 noun /ˈvæl.i/

Valley

Meaning
a low area of land between hills or mountains
Example
The green valley stretched for miles between the mountains.
A1 adjective /lɔːŋ/

Long

Meaning
having great length; extended in distance or time
Example
The long road stretched for miles ahead.
C1 noun /blɒˈkeɪd/

Blockade

Meaning
an act or means of sealing off a place to prevent goods or people from entering or leaving
Example
The naval blockade prevented supplies from reaching the port.
C2 adjective /ˌɛlɪˈfæntaɪn/

elephantine

Meaning
Huge, clumsy, or resembling an elephant in size or movement.
Example
The man moved with an elephantine grace.
C1 noun /ˈherən/

Heron

Meaning
large wading bird with long legs and neck that feeds on fish
Example
The heron stood motionless by the water's edge, waiting for fish.
B2 adjective /ˈmɪθɪkəl/

Mythical

Meaning
existing only in myths or legends; imaginary or fictitious
Example
Dragons are mythical creatures that appear in many cultures.
C1 noun /ˈleθ.ər.dʒi/

Lethargy

Meaning
a lack of energy and enthusiasm; tiredness and inactivity
Example
The hot weather caused a feeling of lethargy.
C1 verb ɪˈnɪʃɪeɪtɪd

initiated

Meaning
Caused a process or action to begin; started something.
Example
The project was initiated to enhance marine biodiversity.
C1 adjective /ˈmɒdʒʊlər/

modular

Meaning
Employing or involving a module or modules as the basis of design or construction.
Example
The modular design allows for easy customization and scalability.
B2 noun pəˈspek.tɪvz

perspectives

Meaning
A particular attitude toward or way of regarding something; a point of view.
Example
New perspectives enhance understanding.
B1 adverb /ˈmeɪn.li/

Mainly

Meaning
for the most part; chiefly; primarily
Example
The conference was mainly about environmental protection and climate change.
B1 verb /breɪk/

brake

Meaning
to slow down or stop a vehicle by applying a brake
Example
He braked suddenly to avoid hitting the dog.
B1 noun /ˈkætl/

cattle

Meaning
large domesticated animals such as cows and bulls that are kept on a farm for their milk, meat, or hides
Example
The farmer owns a herd of cattle that graze near the river.
B2 noun /ˈɑːrm.pɪt/

Armpit

Meaning
the hollow area under the arm where it joins the shoulder
Example
He applied deodorant to his armpit.
C2 noun /kənˈtɔːrʃənz/

contortions

Meaning
plural form of contortion; multiple twisted or bent shapes
Example
The magician's contortions left the crowd in awe.
B2 verb /dɪˈtætʃ/

detach

Meaning
to separate or remove something from something else
Example
She detached the page from the notebook.
C2 adjective /ɪnhɑːrˈmoʊniəs/

Inharmonious

Meaning
lacking harmony; discordant in sound; not in tune
Example
The inharmonious sounds from the broken piano made everyone cover their ears.
B2 adjective /ˈtʌtʃ.ɪŋ/

Touching

Meaning
causing feelings of sympathy or emotion; moving
Example
The touching story brought tears to everyone's eyes.
C2 noun /ˌɪnkrɪˈdjuːləti/

incredulity

Meaning
the state of being unwilling or unable to believe something
Example
She looked at him with incredulity after hearing the strange story.
B2 noun /ɪnˈkluːʒən/

inclusion

Meaning
the action or state of including or being included within a group or structure
Example
Diversity and inclusion are key values in modern workplaces.
A2 noun, verb /ˈmætər/

matter

Meaning
A subject or situation under consideration; to be important.
Example
It doesn’t matter what others think.
B2 noun /ˈker.ə.siːn/

Kerosene

Meaning
a combustible hydrocarbon liquid widely used as a fuel in lamps and heating systems
Example
The old lamp burned kerosene to provide light during power outages.
C1 adjective /pəˈrɛniəl/

perennial

Meaning
lasting or existing for a long time, or recurring continually
Example
Climate change is a perennial concern for scientists.
A2 noun /bænd/

band

Meaning
a group of musicians who play music together
Example
The band performed live at the concert.
C2 noun /ˈɛərəˌnɔːt/

aeronaut

Meaning
A person who travels in an airship, balloon, or other aircraft.
Example
The aeronaut skillfully guided the hot-air balloon across the valley.
C2 noun /nɛl/

knell

Meaning
The sound of a bell, especially when rung solemnly for a death or funeral; a signal of the end or failure of something.
Example
The knell of the church bell echoed through the valley at dusk.
C2 adjective /ˈæstrəl/

astral

Meaning
Relating to the stars or to spiritual, non-physical realms.
Example
Some believe in astral projection, the ability to leave the body and travel spiritually.
C2 adjective /ˈtɛnɪbrəs/

tenebrous

Meaning
dark, shadowy, or obscure
Example
The cave was damp and tenebrous, filled with eerie sounds.
A2 noun /ˈmeməri/

Memory

Meaning
The faculty by which the mind stores and remembers information
Example
She has an excellent memory for faces and names.
C1 adjective /ɪnˈdʌstriəs/

industrious

Meaning
Hardworking and diligent in one's duties.
Example
She is an industrious student who always completes her assignments on time.
C2 adjective /ˈɡlɑːbjələr/

globular

Meaning
Having the shape of a globe; spherical.
Example
The scientist studied the globular cluster of stars.
C2 adjective /nɑːrld/

gnarled

Meaning
Twisted, rough, and knotted, especially with age.
Example
The old man had gnarled hands from years of hard work.
B1 adverb /ˌnesəˈserəli/

Necessarily

Meaning
as a necessary result; inevitably; by logical consequence
Example
Rich people are not necessarily happy.
C2 adjective /trænzˈmɪsəbl/

transmissible

Meaning
able to be passed or spread from one person or thing to another
Example
COVID-19 is a highly transmissible disease.
B2 noun kəˈmɪʃ.ən

commission

Meaning
An official group of people entrusted by a government with a particular function.
Example
The commission recommends constitutional reforms.
A2 noun /ruːf/

roof

Meaning
the top covering of a building or vehicle
Example
The roof of the house needs to be repaired.
C1 verb /ɪˈleɪt/

elate

Meaning
To make someone very happy or proud.
Example
The success of the project elated the whole team.
B2 noun /ɪˈstæblɪʃmənt/

establishment

Meaning
An organization, business, or system; the act of setting something up.
Example
The restaurant is a new establishment in town.
B2 noun /ˈsɜr.neɪm/

Surname

Meaning
a hereditary name common to all members of a family; family name
Example
Please write your first name and surname on the form.
C1 noun /ˈɪn.trə.vɜːrt/

introvert

Meaning
A person who tends to be shy and prefers spending time alone rather than in groups.
Example
As an introvert, he preferred reading over attending parties.
B1 noun /ˈwɜːrkpleɪs/

workplace

Meaning
a place where people work, such as an office, factory, or shop
Example
Maintaining good communication is vital in the workplace.
B2 noun /ˈbækdrɒp/

backdrop

Meaning
a painted cloth or other structure used behind a stage
Example
The backdrop for the play was a beautiful mountain scene.
B2 noun /ˈraɪdər/

rider

Meaning
A person who rides a horse, bicycle, motorcycle, or other vehicle.
Example
The rider fell off the horse.
C1 noun /ˈʌndərˌstʌdi/

understudy

Meaning
An actor who learns another's role to act as a replacement if needed.
Example
The understudy performed when the lead actor fell ill.
B2 noun /ˈkʌm.pəs/

Compass

Meaning
an instrument for finding direction with a magnetic needle pointing to magnetic north
Example
The hiker used a compass to find the right direction.
C1 adjective /kənˈdʒiːniəl/

congenial

Meaning
pleasant and friendly because of having similar interests or qualities
Example
They found the café a congenial place to meet and talk.
C1 adjective /ˈven.ə.məs/

Venomous

Meaning
secreting venom; full of malice or spite; extremely hostile
Example
The venomous snake struck quickly at its prey.
A2 noun /steɪdʒ/

stage

Meaning
a raised platform or area for performances or presentations
Example
The actor stepped onto the stage to deliver his speech.
B2 verb /əˈveɪl/

avail

Meaning
to make use of something; to be of use or benefit
Example
You should avail yourself of this opportunity.
B1 noun /tæks/

tax

Meaning
a compulsory contribution to state revenue, typically levied on income or sales
Example
The government increased the tax rate on luxury goods.
C1 verb /ˈɔːstrəˌsaɪz/

ostracize

Meaning
to exclude someone from a group or society; to banish or shun
Example
After the scandal, he was ostracized by his former colleagues.
A2 pronoun /huːm/

whom

Meaning
used to refer to the person or people that something is done to
Example
The man whom I met yesterday is my friend.
C1 noun /ˌmjuːnɪsɪˈpæləti/

municipality

Meaning
a city or town that has its own local government
Example
The municipality is planning to build a new library.
B2 noun /ˈspɛktrəm/

spectrum

Meaning
A range of different things, often related to colors, ideas, or classifications.
Example
The festival attracted people from across the political spectrum.
C2 noun ˌmɛtəkɒɡˈnɪʃən

metacognition

Meaning
Awareness and understanding of one's own thought processes
Example
Metacognition enhances problem-solving abilities.
C1 adjective ɪˈroʊ.ni.əs

erroneous

Meaning
Wrong; incorrect.
Example
His assumptions were completely erroneous.
B2 noun /haɪˈdreɪʃən/

hydration

Meaning
The process of providing an adequate amount of liquid to bodily tissues.
Example
Proper hydration is essential for maintaining body functions.