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B2 noun, verb /bɒb/

bob

Meaning
a short sudden movement up and down; to move quickly up and down
Example
The small boat began to bob on the waves.
C1 noun ˌkæl.ɪˈbreɪ.ʃən

calibration

Meaning
The action or process of adjusting or determining the accuracy of measuring instruments.
Example
The accuracy of a scale depends on regular calibration.
B1 noun æmˈbɪʃ.ən

ambition

Meaning
A strong desire to do or achieve something, typically requiring determination and hard work.
Example
Their ambition is to build a quantum computer.
C1 adjective /ˈhæloʊd/

hallowed

Meaning
regarded as holy or greatly respected
Example
They walked across the hallowed halls of the old university.
A1 adjective/noun /fɔːrθ/

fourth

Meaning
Constituting number four in a sequence; coming after the third in position.
Example
He finished in fourth place in the race.
C2 verb /ˈwaŋɡl/

wangle

Meaning
To achieve something by clever or sometimes dishonest persuasion or trickery.
Example
He wangled a free ticket to the concert.
C1 noun /ˈfren.zi/

Frenzy

Meaning
a state or period of uncontrolled excitement or wild behavior; intense activity
Example
The announcement of the sale created a shopping frenzy at the mall.
C1 noun /ˈkɜːrnəl/

kernel

Meaning
the central, most important part of something; the edible part of a nut or seed
Example
The kernel of the argument was about fairness.
B2 noun/verb /preɪ/

prey

Meaning
an animal hunted by another for food; to hunt and feed on
Example
Lions prey on zebras in the wild.
B1 noun /ˈkɒntɛkst/

context

Meaning
the circumstances or background relevant to an event, statement, or idea
Example
To understand the quote, you need to know the context in which it was said.
C2 verb /ˈɡrʌvəl/

grovel

Meaning
To act in an excessively humble or submissive way to gain favor.
Example
He groveled before his boss to avoid punishment.
B1 noun /ˌdɪsəˈpɔɪntmənt/

disappointment

Meaning
the feeling of sadness or displeasure caused by the non-fulfillment of one's hopes or expectations
Example
Her face showed deep disappointment after hearing the results.
C2 noun /ruːθ/

ruth

Meaning
A feeling of pity, compassion, or sorrow.
Example
He felt no ruth for the people he had betrayed.
C1 adjective /ˈmɑːrʃəl/

martial

Meaning
Related to war, soldiers, or military life.
Example
The country imposed martial law during the crisis.
B1 noun /ˈʃed.juːl/

Schedule

Meaning
a plan that lists things or events and the times when they will happen; timetable
Example
Please check your schedule before confirming the meeting time.
B2 noun /ˈbrʌðərhʊd/

brotherhood

Meaning
The relationship between brothers; an association of people with common interests
Example
The soldiers shared a strong sense of brotherhood.
C1 adjective /ˈpɪt.i.ləs/

pitiless

Meaning
showing no pity or compassion; cruel
Example
The pitiless ruler ignored the suffering of his people.
A1 adverb /daʊn/

down

Meaning
from a higher to a lower position
Example
He walked down the stairs slowly.
C1 noun /kjʊˈreɪtər/

curator

Meaning
a person who is responsible for the care and management of a museum, gallery, or collection
Example
The curator organized a new exhibition of ancient artifacts.
C1 verb /ˈlɪŋɡər/

linger

Meaning
to stay in a place longer than necessary; to persist
Example
The smell of coffee lingered in the kitchen.
B2 noun /ˈʃeɪndʒ ˈmænɪdʒmənt/

change management

Meaning
The discipline that guides how we prepare, equip and support individuals, teams and organizations in making organizational change.
Example
Change management ensures smooth transitions.
C2 noun /ˈeb.taɪd/

Ebb-tide

Meaning
the movement of the tide out to sea; a time when the sea level is falling
Example
During ebb-tide, we could walk further out on the beach.
C2 adverb /bɪˈtaɪmz/

betimes

Meaning
early; in good time
Example
She rose betimes to finish her work.
B2 noun ˌnæv.ɪˈɡeɪ.ʃən

navigation

Meaning
The process or activity of accurately ascertaining one's position and planning and following a route.
Example
GPS technology has improved the navigation of self-driving cars.
C2 verb /dʌn/

dun

Meaning
to demand payment of a debt persistently
Example
The landlord dunned the tenant for unpaid rent.
C1 noun /ˈpleɪˌraɪt/

playwright

Meaning
a person who writes plays
Example
Shakespeare is considered the greatest playwright of all time.
B1 noun /ˈkɑn.træst/

Contrast

Meaning
the state of being strikingly different from something else; comparison showing differences
Example
The contrast between city life and rural life is quite remarkable.
C1 noun /kwɔːrˈtɛt/

quartet

Meaning
A group of four people playing music or singing together.
Example
The string quartet performed beautifully at the concert.
B1 adjective /ˈvæljʊəbl/

Valuable

Meaning
worth a great deal of money; extremely useful or important
Example
The painting is very valuable and worth millions.
B2 noun /ˈpɑːrtɪkəl/

particle

Meaning
a very small piece or amount of something
Example
Dust particles floated in the air near the window.
B2 verb, noun, adjective /ˈtɛndər/

tender

Meaning
to offer formally; soft and delicate in texture or character; a formal offer or proposal
Example
The company tendered its resignation to the board.
C2 noun /aɪˈdɒlətri/

idolatry

Meaning
The worship of idols or extreme admiration for someone or something.
Example
The priest condemned the idolatry practiced in the village.
B1 noun/verb /əˈwɔːrd/

award

Meaning
a prize or recognition given for an achievement; to give a prize or recognition
Example
She received an award for her outstanding performance.
B2 noun ˈbænd.wɪdθ

bandwidth

Meaning
A range of frequencies within a given band, in particular that used for transmitting a signal; the maximum amount of data that can be transmitted in a fixed amount of time.
Example
Increasing bandwidth enhances internet speed.
C1 noun /ˈpɜːrɡəˌtɔːri/

purgatory

Meaning
A place or state of suffering inhabited by the souls of sinners who are expiating their sins before going to heaven; a temporary condition of torment or suffering.
Example
After the accident, the long recovery felt like a kind of purgatory.
B2 noun noʊˈbel praɪz

Nobel Prize

Meaning
Any of six international prizes awarded annually for outstanding work in physics, chemistry, physiology or medicine, literature, economics, and the promotion of peace.
Example
Nobel Prize recognition evaded Bose's contributions.
B2 noun/verb /ˈkɒmplɪmənt/

complement

Meaning
something that completes or goes well with something; to add something that enhances or improves
Example
The scarf complements her outfit perfectly.
B2 noun /skɑːr/

Scar

Meaning
a mark left on the skin after a wound has healed; lasting emotional damage
Example
The accident left a permanent scar on his forehead.
B2 adverb /rɪˈpɔːtɪdli/

reportedly

Meaning
according to what is said or believed, although not confirmed
Example
The company has reportedly agreed to the new terms.
C1 noun /ˈtændʒənt/

tangent

Meaning
a straight line or plane that touches a curve or curved surface at a point but does not cross it
Example
The teacher drew a tangent to the circle on the board.
B2 adjective /ɪˈreɡjələr/

irregular

Meaning
not even or consistent in shape, pattern, time, or behavior; not following normal rules
Example
His attendance at work has been irregular this month.
B2 verb /rɪˈtriːt/

retreat

Meaning
to move back or withdraw from a position or situation
Example
The soldiers had to retreat after losing the battle.
C2 noun /ˈvɪtrioʊl/

vitriol

Meaning
harsh and bitter criticism
Example
The politician faced vitriol from the public.
C2 verb /ˌmɪsəˈproʊpriˌeɪt/

misappropriate

Meaning
to use something dishonestly or illegally for one's own purposes
Example
He was accused of misappropriating company funds.
C2 noun /ɪnˈɛrənsi/

inerrancy

Meaning
the belief or quality of being free from error; absolute correctness
Example
Some religious groups strongly affirm the inerrancy of their sacred texts.
B1 noun /ɪnˈɡeɪdʒ.mənt/

engagement

Meaning
The action of engaging or being engaged; participation or involvement.
Example
Social media engagement helps brands connect with their audience.
C2 adjective /ɪnˈsɪpɪd/

insipid

Meaning
lacking flavor, interest, or excitement; dull
Example
The soup was insipid and needed more seasoning.
B2 noun /wɒsp/

Wasp

Meaning
a flying insect with a yellow and black striped body and a painful sting
Example
The wasp stung me when I disturbed its nest.
C1 verb /ˈfɛdərət/

federate

Meaning
to unite in a league or federation; to form an alliance
Example
Several states federated to create a stronger union.
B2 adjective /ˌpɑːrləˈmɛntri/

parliamentary

Meaning
relating to a parliament or its members; relating to a system of government with parliamentary authority
Example
The country follows a parliamentary form of government.
C1 verb /sluː/

slew

Meaning
To turn or slide violently in a particular direction.
Example
The car slewed across the icy road.
C2 verb /ˈpælieɪt/

palliate

Meaning
to make a disease, symptoms, or problem less severe without removing the cause
Example
The doctor prescribed medicine to palliate the patient's pain.
C2 noun ˌæb.əˈreɪ.ʃən

aberration

Meaning
A departure from what is normal, usual, or expected, typically one that is unwelcome.
Example
The scientist dismissed the data as an aberration.
B2 verb /ˈdɪkteɪt/

dictate

Meaning
to say words aloud for someone to write down; to give orders
Example
The boss dictates letters to his secretary.
C1 adjective /ˈwɒŋki/

Wonky

Meaning
unstable; unreliable; not working properly
Example
The old chair was wonky and wobbled every time someone sat on it.
B2 noun /ˈpesɪˌmɪzəm/

pessimism

Meaning
A tendency to see the worst aspect of things or believe the worst will happen.
Example
Her constant pessimism made it hard to stay optimistic.
C2 verb /ˈstræɡəl/

straggle

Meaning
To move or spread in an irregular, scattered, or untidy way.
Example
The children began to straggle behind on the long hike.
A1 noun /tɛn/

ten

Meaning
the number following nine and preceding eleven
Example
I have ten apples in the basket.
C2 verb /ˌdɪsəˈvaʊ/

disavow

Meaning
to deny responsibility for or connection with something
Example
He disavowed any involvement in the scandal.
B1 noun tɪk mɑːrk

tick mark

Meaning
A mark (✓) used to indicate that something is correct or has been chosen, checked, or dealt with.
Example
I put a tick mark on all the completed tasks.
B2 noun /ˈrɒbəɹi/

robbery

Meaning
the crime of stealing from someone or somewhere using force or threat
Example
The police are investigating the robbery at the local store.
A2 verb kriˈeɪt

create

Meaning
To bring something into existence; to make or produce something new.
Example
Unmanaged growth can create complex challenges.
C1 adjective ˈsɛd(ə)ntəri

sedentary

Meaning
Characterized by much sitting and little physical activity.
Example
A sedentary lifestyle can lead to numerous health problems.
C2 adjective /ˈdɛndrɔɪd/

dendroid

Meaning
tree-shaped or branching like a tree
Example
The coral has a dendroid structure.
C1 adjective ˈbɜːdʒənɪŋ

burgeoning

Meaning
Beginning to grow or increase rapidly; flourishing.
Example
The burgeoning tech industry has attracted many investors.
B2 noun /məˈkænɪks/

mechanics

Meaning
the branch of physics concerned with the motion of objects and the forces acting on them; also refers to the practical details of how something works
Example
He studied the mechanics of the machine before fixing it.
C2 noun /ɪnˈfrækʃən/

infraction

Meaning
A violation or breach of a rule, law, or agreement.
Example
The student was punished for a minor infraction of the school rules.
C1 verb, noun /ˈbʌsəl/

bustle

Meaning
to move in an energetic or noisy manner; busy activity in a place
Example
The marketplace bustled with vendors and customers.
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 /maɪˈkrɒmɪtər/

micrometer

Meaning
A device used for measuring small distances with great accuracy.
Example
The engineer used a micrometer to measure the thickness of the wire.
B1 noun ˈɪmpækt

impact

Meaning
A strong effect or influence; the action of one object coming forcibly into contact with another.
Example
The decision had great impact.
B2 verb /ˌmɪsbɪˈheɪv/

misbehave

Meaning
to behave badly or inappropriately; to act in an unacceptable way
Example
The children misbehaved during the school assembly.
A2 noun ˈmem.bərz

members

Meaning
A person, animal, or plant belonging to a particular group; an individual belonging to a group such as a society or team.
Example
Members collaborate to finalize recruitment decisions.
B1 verb /əˈtætʃ/

attach

Meaning
to join or fasten something to another thing
Example
Please attach the document to the email before sending.
C1 adjective/adverb /əˈmɪs/

amiss

Meaning
Not quite right; inappropriate or out of place.
Example
Something seems amiss with the car's engine.
B2 adverb /əˈlɛdʒɪdli/

allegedly

Meaning
used to say that something is claimed to be true, though not proven
Example
He was allegedly involved in the robbery.
C1 adjective /ˈpriːmə/

prima

Meaning
first or most important; excellent
Example
She was treated as the prima ballerina of the troupe.
C1 noun /ˈdɒɡmə/

dogma

Meaning
A principle or set of principles laid down by an authority as incontrovertibly true.
Example
The religious leader strictly adhered to traditional dogma.
A2 noun /ˈsen.tər/

center

Meaning
A place or building designated for a particular activity or service.
Example
The first robotic surgery center was established in Rangpur.
B1 adjective /ɪˈlɛktrɪkəl/

electrical

Meaning
related to electricity or the use of electrical power
Example
The electrical system in the house needs repair.
C2 adjective /ˈbʌlbəs/

bulbous

Meaning
Bulging, round, or swollen in shape; resembling a bulb.
Example
The frog had a bulbous nose and big eyes.
C2 adjective /ˌɪndaɪˈdʒestəbəl/

Indigestible

Meaning
difficult or impossible to digest; hard to process in the stomach
Example
The old bread became hard and indigestible.
C1 verb, noun /ˌdɪsɪˈluːʒən/

disillusion

Meaning
to cause someone to realize that something is not as good as they believed
Example
The scandal disillusioned many voters.
C1 adjective /ˈæm.ɪ.kə.bəl/

amicable

Meaning
Having a spirit of friendliness; without serious disagreement or rancor.
Example
They reached an amicable agreement.
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.
C1 noun /ˈbærɪˌtoʊn/

baritone

Meaning
a male singing voice between tenor and bass
Example
The singer’s baritone voice impressed the audience.
B1 adjective /ˈɪnər/

inner

Meaning
Located inside or closer to the center; relating to one’s thoughts or feelings.
Example
She shared her inner thoughts with her best friend.
C1 noun /ˈfɔɪeɪr/

foyer

Meaning
An entrance hall or lobby in a building.
Example
The guests waited in the hotel foyer before checking in.
B1 adjective ʌnˈplænd

unplanned

Meaning
Not planned or arranged in advance; happening spontaneously without preparation.
Example
Unplanned urbanization contributes to environmental issues.
C1 adjective /dɪˈvɪzəbl/

divisible

Meaning
Capable of being divided by another number without leaving a remainder.
Example
Twelve is divisible by three and four.
B2 noun /dɛk/

deck

Meaning
A flat surface or platform, often on a ship or building.
Example
We enjoyed the sunset from the upper deck of the ferry.
A1 verb /brɪŋ/

bring

Meaning
to carry or take something to a place; to come with something
Example
Please bring your books to class tomorrow.
B2 noun, adjective /ˈkɒrəl/

coral

Meaning
a hard, rock-like marine organism formed by tiny sea animals; a pinkish-orange color resembling coral
Example
The coral in the reef provides shelter for many sea creatures.
C1 verb /ˈɒp.tɪ.maɪz/

optimize

Meaning
To make the best or most effective use of a situation, opportunity, or resource.
Example
The company is working to optimize its supply chain.
B2 noun /ˈrɛfjuːdʒ/

refuge

Meaning
a place that provides shelter or protection from danger or distress
Example
The villagers took refuge in the temple during the storm.
C2 noun /ˈfɔːrˌpiːk/

forepeak

Meaning
The compartment in the forward part of a ship, often used for storage.
Example
The sailors stored extra ropes in the forepeak.
C1 noun /kwoʊ/

quo

Meaning
The existing state of affairs or situation, often used in the phrase 'status quo'.
Example
He wanted to maintain the status quo at work.
C1 noun /ɪmˈbɛzlmənt/

embezzlement

Meaning
The act of dishonestly taking money or property entrusted to one's care.
Example
The accountant was arrested for embezzlement of company funds.
C1 noun/verb /ɡæʃ/

gash

Meaning
A long, deep cut or wound; to cut deeply or violently.
Example
He had a deep gash on his leg after the accident.
B2 noun /sɪv/

Seive

Meaning
a utensil consisting of a wire or plastic mesh held in a frame, used for straining solids from liquids
Example
She used a sieve to separate the flour from lumps.
B1 noun /ˈsʌb.ɜːb/

Suburb

Meaning
a residential area outside the central part of a city; an outlying district of a city
Example
They moved to a quiet suburb to raise their children away from city noise.
C1 adjective /ˈheɪ.zi/

Hazy

Meaning
covered with haze; unclear or vague; lacking clarity
Example
The mountain tops were hazy in the morning mist.
C1 verb /ˈlɪbəreɪt/

liberate

Meaning
to set free from imprisonment, oppression, or restraint
Example
The army liberated the city from enemy control.
B2 adjective /ˈvɛriənt/

Variant

Meaning
differing in form, details, or in some other respect; alternative
Example
There are several variant spellings of this word.
B2 noun /ˌrɛprɪzɛnˈteɪʃən/

representation

Meaning
the action of speaking or acting on behalf of someone or something
Example
Her representation of the team was impeccable.
C1 noun /ˈdɪsənˌtɛri/

dysentery

Meaning
An infection of the intestines resulting in severe diarrhea with blood and mucus.
Example
Many soldiers suffered from dysentery during the war.
C2 adjective /prɪˈhɛnsaɪl/

prehensile

Meaning
adapted for seizing or grasping, especially by wrapping around an object
Example
The monkey used its prehensile tail to hang from the branch.
C2 noun /ɪnˌtɜːrpəˈleɪʃən/

interpolation

Meaning
The act of inserting something into a text or estimating values within a sequence of data.
Example
The scientist used interpolation to predict the missing data points.
C2 noun /koʊˈædʒətər/

coadjutor

Meaning
a person who helps or assists another, especially in a religious or official capacity
Example
The bishop appointed a coadjutor to assist him with his duties.
C1 adjective /ˈmænɪfoʊld/

Manifold

Meaning
many and of several different types; multiple; various
Example
The project has manifold benefits for the community.
C1 noun ˈwaɪldlaɪf ˈkɔːrɪdɔːrz

wildlife corridors

Meaning
Areas of habitat connecting wildlife populations separated by human activities or structures.
Example
Wildlife corridors connect fragmented habitats, enabling species migration.
C1 noun /ˈmæksɪm/

maxim

Meaning
a short, well-known statement expressing a general truth or rule of conduct
Example
Honesty is a timeless maxim valued in every culture.
C1 noun /ˌmɒd.jʊˈleɪ.ʃən/

modulation

Meaning
The process of varying or controlling something.
Example
Proper modulation of voice enhances communication skills.
C1 adjective /ɪnˈhɪbɪtɪd/

inhibited

Meaning
Unable to act in a relaxed and natural way, especially due to self-consciousness or restraint.
Example
He was too inhibited to express his true feelings.
C2 noun /ˈhɪlək/

hillock

Meaning
A small hill or mound.
Example
The children climbed up the grassy hillock to watch the sunset.
C1 noun /ˌɪn.dɪˈsɪʒ.ən/

Indecision

Meaning
the inability to make decisions quickly; uncertainty about what to do
Example
Her indecision about which job offer to accept caused her to miss both opportunities.
A2 noun /bɪɡ boʊl/

Big bowl

Meaning
a large, round, shallow container used for serving food, mixing ingredients, or washing
Example
She mixed the ingredients in a big bowl.
A1 noun /dres/

Dress

Meaning
a piece of clothing for women or girls that covers the body and extends down over the legs
Example
She wore a beautiful blue dress to the party.
C1 adjective /ˌʌnfɔːrθˈkʌmɪŋ/

unforthcoming

Meaning
Not willing to talk or provide information; uncooperative.
Example
The witness was unforthcoming about what he had seen.
C1 adverb/noun /ˌhɪərˈæftər/

hereafter

Meaning
from now on; in the future; also refers to life after death.
Example
Hereafter, all reports must be submitted electronically.
C2 noun /əˈkwaɪərmənt/

acquirement

Meaning
the act of acquiring something; something that has been acquired, especially a skill or possession
Example
Language proficiency is an important acquirement for global careers.