underestimate
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B2 verb /ˌʌndərˈɛstɪmeɪt/

underestimate

Meaning
To judge something as less important or smaller than it really is.
Example
Never underestimate the power of teamwork.
C1 verb /fɔːrˈkloʊz/

foreclose

Meaning
to take possession of a property due to the owner's failure to keep up mortgage payments
Example
The bank decided to foreclose on the property after months of missed payments.
C1 adjective ˌæɡrɪˈkʌltʃərəli sɪɡˈnɪfɪkənt

agriculturally significant

Meaning
Important or crucial related to farming and agriculture
Example
Winter is agriculturally significant for crop production.
B1 adjective /ˈɡɪl.ti/

Guilty

Meaning
having committed a crime or offense; feeling responsible for wrongdoing
Example
She felt guilty about lying to her parents.
A2 adjective /ˈpriː.vi.əs/

Previous

Meaning
occurring before in time or order; earlier; former
Example
I reviewed the previous chapter before starting the new one.
C2 adverb /ˈfɔːrbi/

forby

Meaning
In addition; besides (archaic Scottish/English word).
Example
He is kind and generous, and wise forby.
C1 adjective /dʒuːˈdɪʃ.əl/

judicial

Meaning
relating to judges, courts, or the administration of justice
Example
The new law faced strong judicial review before implementation.
B1 adjective /ˈteknɪkəl/

Technical

Meaning
relating to or involving special skills or knowledge; requiring specialized training
Example
The manual contains technical instructions for operating the machine.
B2 adjective /ˈpəʊstwɔːr/

postwar

Meaning
occurring or existing after a war
Example
The postwar period saw significant economic growth.
C2 noun /ˈeɪ.viˌɛr.i/

aviary

Meaning
a large enclosure for keeping birds
Example
The zoo built a new aviary for exotic parrots.
B2 verb /ˈmeməraɪz/

memorize

Meaning
to learn something by heart; to commit to memory
Example
Students need to memorize important formulas for the exam.
B2 adjective ˈɪn.tɪ.ɡreɪ.tɪd

integrated

Meaning
Combining or coordinating separate elements so as to provide a harmonious, interrelated whole.
Example
Integrated systems optimize efficiency.
C1 adjective /ˈlækˌlʌstər/

lackluster

Meaning
Lacking in vitality, force, or conviction; uninspired or uninspiring.
Example
The lackluster performance disappointed the audience.
B1 noun /hjuːˈmænɪti/

humanity

Meaning
the quality of being human; kindness or compassion towards others; all human beings collectively
Example
Kindness is one of the greatest expressions of humanity.
B2 noun ˈsiːzənəl ˈvedʒtəbəlz

seasonal vegetables

Meaning
Vegetables that grow during specific seasons or times of the year
Example
Seasonal vegetables grow abundantly in winter.
B1 noun /sleɪv/

slave

Meaning
a person who is the legal property of another and is forced to work for them
Example
The abolitionist movement fought for the rights of slaves.
C1 verb /ˈɡrændstænd/

grandstand

Meaning
To seek attention or applause by behaving or speaking in a showy way.
Example
The actor was accused of grandstanding during the charity event.
C2 noun /ˈtɒnʃər/

tonsure

Meaning
the practice of shaving or cutting the hair on the scalp, especially in a religious context
Example
The monk received his tonsure as part of his religious initiation.
A1 preposition /ˈʌndər/

under

Meaning
in or to a lower position than something
Example
The cat is under the table.
C2 adjective /ləˈkɒnɪk/

laconic

Meaning
using very few words; concise to the point of seeming rude or mysterious
Example
His laconic reply ended the conversation quickly.
B1 adjective /ˈsuːtəbl/

suitable

Meaning
appropriate or right for a particular person, purpose, or situation
Example
This dress is suitable for the wedding.
B2 noun /ˈæftərˌlaɪf/

afterlife

Meaning
Life or existence that some believe continues after physical death.
Example
Many cultures have different beliefs about the afterlife.
C1 noun, adjective /ˈsɒlvənt/

solvent

Meaning
a liquid that dissolves other substances; also means able to pay debts
Example
Acetone is a common solvent used in laboratories.
C1 adjective, noun /ˈɪnvəlɪd/ (adjective), /ɪnˈvælɪd/ (noun)

invalid

Meaning
Not valid; having no force or effect. Also refers to a person too weak or ill to care for themselves.
Example
The court declared the contract invalid.
A2 noun /bɑːθ/

Bath

Meaning
the act of washing one's body; a container for bathing
Example
I take a hot bath every evening.
C2 adjective /ˈvɛntrəl/

ventral

Meaning
relating to the underside or abdominal part of an animal or organ
Example
The fish has a white ventral surface.
B2 noun /ˈzɪɡzæɡ/

Zigzag

Meaning
a line or course having abrupt alternate right and left turns; a pattern of sharp turns
Example
The road follows a zigzag pattern up the mountain.
C2 verb /kɒnˈkætəneɪt/

concatenate

Meaning
To link things together in a series or chain.
Example
The program concatenates two strings into one.
B2 noun ˈmɑːr.kɪt ɪˈkɒn.ə.mi

market economy

Meaning
An economic system where production and pricing decisions are controlled by individuals and based on supply and demand.
Example
A market economy allows businesses to compete freely.
C1 noun /ˈɡreɪvstoʊn/

gravestone

Meaning
A stone that marks a grave, usually inscribed with the name of the deceased.
Example
The gravestone had her name carved beautifully.
C2 noun /ˈfrɛʃɪt/

freshet

Meaning
A sudden overflow of a stream or river caused by heavy rain or melting snow.
Example
After the storm, the river turned into a raging freshet.
C2 noun /ˈɜːrtʃɪn/

urchin

Meaning
a mischievous or poorly dressed child, often from the streets
Example
The ragged urchins played by the riverbank.
C2 noun brəˈvɑː.dəʊ

bravado

Meaning
Show of courage or confidence that is not real.
Example
His bravado masked his nervousness before the performance.
C1 noun /ˈvæɡ.ə.bɒnd/

Vagabond

Meaning
a person who has no home or job and travels from place to place
Example
The old vagabond wandered through the streets looking for food.
A2 adjective /ˈbroʊkən/

Broken

Meaning
damaged; not working; fractured
Example
The broken window needs to be replaced immediately.
C1 adjective /ʌnˈspiːkəbl/

unspeakable

Meaning
too bad or shocking to be expressed in words
Example
The survivors endured unspeakable horrors during the war.
B2 adjective /dɪˈbeɪtəbl̩/

debatable

Meaning
open to discussion or doubt; not certain
Example
It is debatable whether the policy will work.
C2 noun /ˈæn.oʊd/

anode

Meaning
The positive electrode in a device such as a battery, where current flows into a polarized electrical device.
Example
The anode of the battery was corroded after long use.
B2 noun /ˈsɛm.iˌsɜːr.kəl/

semicircle

Meaning
Half of a circle or something shaped like half of a circle.
Example
The students sat in a semicircle around the teacher.
C2 noun /rɪˈfɛkʃən/

refection

Meaning
a meal or the act of taking food and drink
Example
The monks gathered for their evening refection.
A2 noun,verb /pleɪn/

plane

Meaning
a flat surface; an aircraft; to make smooth
Example
The carpenter used a tool to plane the wood.
A2 conjunction /ˈniːðər/

neither

Meaning
used to connect two negative alternatives
Example
Neither the manager nor the assistant could attend the meeting.
B2 noun /siːdʒ/

siege

Meaning
A military operation in which a place is surrounded to force its surrender.
Example
The castle fell after a long siege.
C2 noun /ˈdeb.juː.tɑːnt/

debutante

Meaning
A young woman making her first formal appearance in society.
Example
The debutante wore a white gown at the ball.
B1 noun /ˈtaɪmɪŋ/

timing

Meaning
the choice, judgment, or control of when something should be done
Example
Good timing is essential in business negotiations.
B1 adjective /draɪd/

dried

Meaning
without moisture; preserved by removing water
Example
She added some dried flowers to the vase for decoration.
C2 adjective /ˈfræk.ʃəs/

Fractious

Meaning
irritable and quarrelsome; difficult to control; bad-tempered
Example
The fractious child refused to follow any of the teacher's instructions.
C2 noun /pəˈtiːnə/

patina

Meaning
a surface film or sheen on metal, stone, or wood due to age or use; also, a superficial appearance
Example
The bronze statue developed a green patina after years in the sea air.
B2 noun /biːd/

Bead

Meaning
a small round object with a hole through it for threading
Example
She made a necklace with colorful beads.
C2 noun /ˈlɪniəmənt/

lineament

Meaning
A distinctive feature or characteristic, especially of the face.
Example
Her delicate lineaments revealed her noble birth.
C2 noun /ɪmˈpɒs.tʃər/

Imposture

Meaning
the practice of deceiving others by pretending to be someone else; fraudulent deception
Example
The elaborate imposture lasted for months before investigators uncovered the truth.
C1 noun /ˈvendʒəns/

Vengeance

Meaning
punishment inflicted or retribution exacted for an injury or wrong; revenge
Example
He swore to seek vengeance against those who wronged him.
C2 verb /bɪˈfaʊl/

befoul

Meaning
to make dirty or polluted; to disgrace or corrupt
Example
The factory waste befouled the river.
A1 noun /ˈwɪmən/

woman

Meaning
an adult human female
Example
The woman at the counter helped me.
C1 adjective /ˌɒmnɪˈprezənt/

omnipresent

Meaning
(of God) present everywhere at the same time.
Example
Social media has become an omnipresent force in modern society.
C2 adjective /ˈmɒtld/

mottled

Meaning
Marked with spots, streaks, or blotches of different shades or colors.
Example
The snake's mottled skin helped it blend into the forest floor.
C2 noun /lækˈteɪʃən/

lactation

Meaning
the secretion of milk by the mammary glands of female mammals
Example
The doctor explained that lactation is a natural process after childbirth.
B2 noun /ˈlɪkər/

liquor

Meaning
Alcoholic drinks, especially strong distilled ones such as whiskey or vodka.
Example
The shop sells both beer and hard liquor.
B2 adjective /ˌʌnrɪˈzɒlvd/

unresolved

Meaning
not solved or settled; remaining undecided or unclear
Example
The dispute remains unresolved despite several meetings.
A2 adjective /ˈsʌn.i/

Sunny

Meaning
bright with sunlight; cheerful and optimistic
Example
It's a beautiful sunny day perfect for a picnic.
B1 adjective /ɪkˈspɪəriənst/

experienced

Meaning
having knowledge or skill in a particular field gained through experience
Example
She is an experienced teacher who knows how to handle difficult students.
B1 adjective /ˈfæsɪneɪtɪŋ/

Fascinating

Meaning
extremely interesting; captivating; enchanting
Example
The documentary about ocean life was fascinating.
B2 noun əˈsʌmp.ʃənz

assumptions

Meaning
Things that are accepted as true or certain to happen, without proof.
Example
His assumptions about the project were completely wrong.
C1 noun /ˌtɛrəˈdæktɪl/

pterodactyl

Meaning
An extinct flying reptile of the Jurassic period, with a long slender head and wings formed by a membrane stretching along the body.
Example
The museum displayed a fossil of a giant pterodactyl.
C1 verb /ˈpɛdəl/

peddle

Meaning
To sell goods, often by going from place to place; sometimes used negatively to mean promoting an idea or product in a pushy way.
Example
Street vendors peddle handmade jewelry to tourists.
C1 verb/noun /ˈkrɒn.ɪ.kəl/

chronicle

Meaning
To record events in the order in which they happened; a written record of historical events.
Example
She decided to chronicle her journey through a blog.
C1 adjective /ˈfɑːð.ər.ləs/

fatherless

Meaning
without a father
Example
The fatherless child relied on the support of his community.
C1 noun /woʊz/

woes

Meaning
great sorrow or distress; troubles
Example
The company faced financial woes after the market crash.
A2 verb /əˈvɔɪd/

avoid

Meaning
To keep away from or stop oneself from doing something.
Example
He tries to avoid junk food.
B2 adjective /dɪˈsɛndənt/

descendent

Meaning
Moving downward; going down or descending.
Example
The river followed a descendent course toward the valley.
C1 noun /ˈlɔː.meɪ.kər/

Lawmaker

Meaning
a person who writes and passes laws, especially a member of a legislative body
Example
The lawmakers voted on the new education bill.
A1 noun /ˈfɑːðər/

father

Meaning
A male parent of a child.
Example
His father taught him how to ride a bicycle.
C2 noun /ˈsweɪʒən/

suasion

Meaning
the act of persuading or influencing someone
Example
The leader used gentle suasion to win support for the plan.
C1 verb /ɪnˈʃraɪn/

enshrine

Meaning
to preserve or cherish something as sacred or important
Example
The constitution enshrines the right to freedom of speech.
C2 adjective /dɪˈklæməˌtɔri/

declamatory

Meaning
speaking in a loud, rhetorical, or dramatic way
Example
The politician’s declamatory style impressed some but irritated others.
B2 adjective /ˈreɪsɪst/

racist

Meaning
showing or feeling discrimination or prejudice against people of other races
Example
He was accused of making racist comments.
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.
B1 noun /flæʃ/

Flash

Meaning
a sudden brief burst of bright light; a very brief moment
Example
There was a bright flash of lightning followed by thunder.
B2 noun /ˈaɪ.dəl/

Idol

Meaning
an image or representation of a god used as an object of worship; a person who is greatly admired
Example
The singer became a teenage idol after her hit song topped the charts worldwide.
A2 noun, verb /lɪŋk/

link

Meaning
a connection between two things; to connect or associate
Example
The article includes a link to the official website.
C2 noun /dæmˈneɪ.ʃən/

Damnation

Meaning
condemnation to eternal punishment in hell; something that causes ruin or failure
Example
The preacher spoke about salvation and damnation in his sermon.
C2 noun əˈdʒuː.dɪ.kə.tɪv ˈbɒd.i

adjudicative body

Meaning
An official organization that has the authority to judge disputes and make decisions.
Example
The adjudicative body deliberated on the case.
B2 noun /ˈtwaɪ.laɪt/

Twilight

Meaning
the soft glowing light from the sky when the sun is below the horizon; a period of decline
Example
We walked along the beach at twilight.
A1 verb /hɪər/

hear

Meaning
to perceive sound; to listen to
Example
I can hear the birds singing.
A1 noun /pəˈteɪ.toʊ/

Potato

Meaning
a round white vegetable with a brown or red skin that grows underground
Example
She boiled potatoes for dinner.
B2 noun ˈɡloʊbəl kəˌlæbəˈreɪʃən

global collaboration

Meaning
Cooperation and partnership between countries or organizations worldwide to address common challenges.
Example
Global collaboration is necessary to address climate change.
C1 adjective /ˈkɑːr.di.æk/

cardiac

Meaning
Relating to the heart.
Example
The patient was admitted with a cardiac condition.
C2 noun, adjective /ɪˈklɪptɪk/

ecliptic

Meaning
The apparent path of the sun across the sky; relating to eclipses or this path.
Example
The ecliptic is the plane of Earth's orbit around the Sun.
C2 noun /ɪnˈvaɪtər/

invitor

Meaning
a person who invites someone to an event, meeting, or place
Example
The invitor greeted all the guests warmly at the entrance.
B2 verb /dɪˈfaɪ/

defy

Meaning
to openly resist or refuse to obey someone or something; to challenge or dare someone to do something
Example
The protesters continued to defy the government's ban on public gatherings.
B2 adjective, verb (past) /səˈspɛndɪd/

suspended

Meaning
Temporarily not allowed, stopped, or hanging.
Example
He was suspended from school for a week.
C2 adjective /ˌæl.ɪˈmen.tər.i/

alimentary

Meaning
relating to nourishment or the organs of digestion
Example
The doctor explained the role of the alimentary canal in digestion.
B1 noun /ˈɑː.kɪ.tekt/

architect

Meaning
a person who designs buildings and oversees their construction
Example
The architect designed a modern office building.
B1 noun /paɪl/

pile

Meaning
a large amount of something stacked or placed in a heap
Example
He placed the books in a pile on the table.
C2 adjective /ræpˈtɔːriəl/

raptorial

Meaning
Relating to birds of prey or predatory behavior.
Example
The eagle is a raptorial bird with sharp talons.
C1 noun /ˈlæb.ə.rɪnθ/

labyrinth

Meaning
A complicated network of paths or passages; an intricate and confusing arrangement.
Example
The city's streets were like a labyrinth.
C1 adjective /ˈtep.ɪd/

Tepid

Meaning
only slightly warm; lukewarm; showing little enthusiasm
Example
The tea was tepid and unappetizing.
B1 noun /lenz/

lens

Meaning
a curved piece of glass or plastic that makes things look clearer or larger when you look through it
Example
He cleaned the camera lens before taking the picture.
C1 noun /ˌfɪɡjʊˈriːn/

figurine

Meaning
a small ornamental statue or model of a human or animal
Example
She bought a porcelain figurine of a dancing ballerina.
B1 adjective /ʌnˈklɪər/

unclear

Meaning
not easy to understand; vague or ambiguous
Example
The instructions were unclear, so I asked for clarification.
C2 noun, adjective /ˌæntiˌspæzˈmɒdɪk/

antispasmodic

Meaning
A drug or agent that relieves or prevents muscle spasms.
Example
The doctor prescribed an antispasmodic to ease the pain.
C1 noun /ˈreɪdiəns/

radiance

Meaning
the quality of shining with bright light; a glowing or beaming quality
Example
Her face was filled with radiance after hearing the good news.
B2 noun ɪˈroʊʒən

erosion

Meaning
The gradual destruction or diminishing of something.
Example
Power struggles often lead to the erosion of humanity.
C1 verb/noun ˈfæð.əm

fathom

Meaning
To understand after much thought; to measure the depth of water; to comprehend.
Example
It is difficult to fathom the depths of the ocean.
C2 adjective /ɔːrˈθɑːɡənl/

orthogonal

Meaning
at right angles; independent or unrelated
Example
In mathematics, two vectors are orthogonal if their dot product is zero.
B1 noun /stæf/

staff

Meaning
a group of employees working together in an organization
Example
The staff at the hospital are very helpful.
B2 noun /ʌnˈsɜːrtənti/

Uncertainty

Meaning
the state of being uncertain; doubt or lack of sureness
Example
The uncertainty about the weather delayed our trip.
C1 verb /ˈvɪn.dɪ.keɪt/

vindicate

Meaning
To clear someone of blame or suspicion; to show or prove to be right, reasonable, or justified.
Example
The new evidence helped vindicate the wrongly accused man.
B1 noun /ˈɛər.kræft/

aircraft

Meaning
A vehicle, such as an airplane or helicopter, that can fly in the air.
Example
The military aircraft flew over the city.
B2 adjective /ˈrɑː.ki/

Rocky

Meaning
full of rocks; unsteady; difficult
Example
The rocky path made hiking difficult for the tourists.
C1 noun /pləˈsiːboʊ/

placebo

Meaning
a substance with no therapeutic effect, used as a control in testing new drugs
Example
The patient was given a placebo to compare the effect of the real drug.
C2 verb /nɑːrl/

gnarl

Meaning
To twist into a knotted or distorted form.
Example
The tree roots began to gnarl around the stones.
C1 adverb /ˈmɪdweɪ/

Midway

Meaning
halfway; at or to the middle point
Example
The project is midway through completion.
B1 verb /hiːl/

heal

Meaning
to cure; to become healthy again
Example
Time will heal all wounds.
A2 noun /ˌɪn.trəˈdʌk.ʃən/

introduction

Meaning
the action of introducing something or someone; an opening or beginning part
Example
The professor gave a brief introduction before starting the lecture.
B2 noun /əˈdɪkʃən/

addiction

Meaning
A strong and harmful need to regularly have or do something, such as drugs, alcohol, or habits.
Example
His addiction to video games affected his studies.
C1 noun /prəˈdʒɛktaɪl/

projectile

Meaning
An object fired, thrown, or propelled, especially from a weapon.
Example
The soldier dodged the incoming projectile.
B1 adjective ˈlɔːŋ.tɜːrm

long-term

Meaning
Occurring over or involving a relatively long period of time.
Example
Long-term planning is necessary for environmental conservation.
A2 noun /trʌk/

truck

Meaning
a large motor vehicle for transporting goods
Example
The truck was loaded with boxes for the warehouse.
B2 adjective /ˌɪnfluˈenʃəl/

Influential

Meaning
having great influence on someone or something; powerful; persuasive
Example
She is an influential leader in the community.
C1 verb /rɪˈvɪər/

revere

Meaning
To deeply respect or admire someone or something.
Example
The students revered their teacher for his wisdom.