insouciance
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C2 noun /ɪnˈsuːsiəns/

insouciance

Meaning
Casual lack of concern; indifference.
Example
She carried herself with an air of insouciance, unbothered by the challenges ahead.
B1 noun truː ˌɛdjuˈkeɪʃən

true education

Meaning
Genuine learning that develops both mind and character.
Example
True education builds a noble and beautiful life.
C1 noun /ˈmɔːr.ɡɪʤ/

Mortgage

Meaning
a legal agreement by which a bank lends money to buy property
Example
They took out a mortgage to buy their first house.
B2 verb, noun /stæb/

stab

Meaning
to pierce or wound with a pointed weapon or object
Example
He was stabbed in the back during the altercation.
C2 adjective /ˈʌndjʊleɪtɪŋ/

undulating

Meaning
Having a smoothly rising and falling form or motion like waves.
Example
We drove through undulating hills.
C1 adjective /ˈplʌk.i/

plucky

Meaning
having or showing courage and determination
Example
The plucky child rescued the kitten from the tree.
C1 verb /ˈsɪmjʊˌleɪt/

simulate

Meaning
to imitate the appearance, character, or behavior of something; to pretend or reproduce conditions artificially
Example
The pilot had to simulate an emergency landing during training.
B1 verb /dɪˈklɛər/

declare

Meaning
To announce something formally or officially.
Example
The government declared a state of emergency.
B2 noun /mæt/

Mat

Meaning
a piece of coarse material placed on a floor for people to wipe their feet on
Example
Please wipe your feet on the mat before entering.
B2 verb /dɪˈplɔɪ/

deploy

Meaning
to position strategically; to use effectively
Example
The military will deploy troops to the border.
B2 noun /ˌdɪstrɪˈbjuːʃən/

distribution

Meaning
the act of sharing or delivering something to multiple people or places
Example
The company manages the distribution of food supplies to rural areas.
C2 adjective /pərˈfɛktəbl/

perfectible

Meaning
capable of being made perfect or improved
Example
Human nature is imperfect but perfectible.
B2 adjective /ʌnˈriːzənəbəl/

unreasonable

Meaning
not guided by reason or fairness; excessive or extreme beyond what is acceptable
Example
The manager made an unreasonable demand that no one could realistically meet.
C1 noun /ˈbaɪ.laɪn/

byline

Meaning
A line in a newspaper or magazine article that names the writer.
Example
Her byline appeared on the front page of the newspaper.
B1 noun /ˈbaɪər/

buyer

Meaning
a person who makes a purchase
Example
The buyer inspected the car before making payment.
B1 adjective /ænˈtiːk/

Antique

Meaning
old and valuable; belonging to ancient times
Example
She collected antique furniture from the Victorian era.
C2 adjective /ˌɪnˈekspɜːrt/

inexpert

Meaning
not skilled or experienced; lacking expertise
Example
The inexpert handling of the machine caused several mistakes.
C2 adjective /ɪnˈɛksərəbl/

inexorable

Meaning
Impossible to stop or prevent; relentless.
Example
The inexorable rise of technology is changing every aspect of life.
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.
C1 noun, adjective /dɪˈrɪvətɪv/

derivative

Meaning
Something that is based on another source; in math, a measure of how a function changes.
Example
The film was criticized for being too derivative of earlier works.
C1 adjective /ˌʌnfɔːrθˈkʌmɪŋ/

unforthcoming

Meaning
Not willing to talk or provide information; uncooperative.
Example
The witness was unforthcoming about what he had seen.
C2 noun /ˈdɪfθɒŋ/

diphthong

Meaning
A complex vowel sound that begins with one vowel and glides into another within the same syllable.
Example
The word 'coin' contains a diphthong.
C2 noun /dʒeɪp/

jape

Meaning
A practical joke or humorous remark.
Example
He enjoyed a harmless jape with his friends.
B2 noun /speɪd/

Spade

Meaning
a tool with a flat blade for digging; a playing card suit
Example
The gardener used a spade to dig holes for planting flowers.
C1 adjective /ˈɪndɪɡoʊ bluː/

Indigo-blue

Meaning
a deep blue color with a purplish tinge
Example
The indigo-blue sky looked magnificent at twilight.
B2 adverb /ˈstɛdɪli/

steadily

Meaning
in a regular and continuous way; without stopping or changing
Example
The company's profits have been increasing steadily.
B2 adjective /ˈhoʊmli/

Homely

Meaning
simple and comfortable; unpretentious; plain in appearance; cozy and familiar
Example
She enjoyed the homely atmosphere of the small café.
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 noun /kəmˈpæʃ.ən/

Compassion

Meaning
sympathetic concern for the sufferings or misfortunes of others; deep awareness of suffering with a desire to help
Example
She showed great compassion towards the homeless children by providing them food and shelter.
C1 verb /bɪˈstoʊ/

bestow

Meaning
To give or present something as a gift or honor.
Example
The king bestowed honors upon the brave soldiers.
B2 noun /rɪˈstreɪnt/

Restraint

Meaning
the action of keeping someone or something under control; self-control
Example
She showed great restraint in not responding to the criticism.
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.
C2 verb /əbˈtruːd/

obtrude

Meaning
to force oneself or one's ideas into a situation uninvited or inappropriately
Example
He didn’t want to obtrude into their private conversation.
A1 noun/verb /ˈraɪ.tɪŋ/

writing

Meaning
The activity of putting words on paper or composing text; the written form of communication.
Example
She spends hours every day on her creative writing.
C1 noun /ˈpriː.tekst/

Pretext

Meaning
a reason given in justification of a course of action that is not the real reason
Example
He used illness as a pretext to avoid the meeting.
B2 adjective /ˈæp.lɪ.kə.bəl/

applicable

Meaning
Relevant or appropriate in a particular situation.
Example
This rule is applicable to eye care too.
C2 verb /ˈtɪtəleɪt/

titillate

Meaning
To excite or amuse, especially in a slightly sexual or playful way.
Example
The comedian's jokes titillated the audience.
B2 adjective /ˈtʃiːzi/

cheesy

Meaning
tacky, overly sentimental, or cheap in quality
Example
The movie was funny but a bit too cheesy.
C1 adjective /ˈɡlɛrɪŋ/

glaring

Meaning
Extremely obvious or shining intensely.
Example
There was a glaring mistake in the report.
C1 noun /draɪ ˈtʃɪl.i/

Dry Chilli

Meaning
dried chili peppers used as spice for adding heat to food
Example
The recipe calls for two dry chillies to make it spicy.
C1 verb /ˈdæŋɡəl/

dangle

Meaning
to hang loosely or swing freely
Example
The keys dangled from his belt.
B1 adjective /ˈfɒɡi/

foggy

Meaning
Full of or covered with fog; unclear or hazy.
Example
The mountain road was dangerous on the foggy morning.
B2 verb /ˈtɛrəˌfaɪ/

terrify

Meaning
To cause someone to feel extreme fear.
Example
The loud thunder terrified the children.
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.
B2 noun ট্রপিক্যাল রিজিওনস

tropical regions

Meaning
Areas of the Earth near the equator characterized by warm temperatures.
Example
Bangladesh is located in tropical regions.
C2 adjective /ˈsuːpaɪn/

supine

Meaning
Lying on the back, face upward; failing to act due to laziness or weakness.
Example
He lay supine on the grass, staring at the stars.
C1 verb /ˌmɪsɪnˈtɜːrprɪt/

misinterpret

Meaning
to understand or explain something wrongly
Example
He misinterpreted her silence as agreement.
A2 verb /bɛɡ/

beg

Meaning
to ask for something earnestly; to request humbly
Example
The child begged for a new toy.
C1 adjective /ˈnɔɪz.ləs/

Noiseless

Meaning
making no sound; completely silent
Example
She moved through the house in noiseless steps so as not to wake the baby.
C2 noun /ˈɔːrɪndʒfɪn ˈleɪbiːoʊ/

Orangefin labeo

Meaning
a freshwater fish species native to South Asian rivers, commonly found in Bangladesh and India
Example
The orangefin labeo is an important food fish in Bangladesh.
C2 noun /ˌɛərəˈstætɪks/

aerostatics

Meaning
The branch of physics that deals with the equilibrium of air and gases and the forces acting on bodies in them.
Example
Aerostatics is essential for understanding how balloons float.
C2 verb /ɪnˈtɜːrpəˌleɪt/

interpolate

Meaning
To insert something, often words, into a text or conversation; to estimate values between known data points.
Example
The editor interpolated a missing paragraph into the manuscript.
B1 adjective /fɪkst/

fixed

Meaning
firmly in place; not changing or movable
Example
The schedule for the meeting is fixed for Monday morning.
B2 noun /ˈhæz.ərd/

Hazard

Meaning
a danger or risk; something that poses a threat to safety
Example
Smoking is a serious health hazard that can lead to lung cancer and heart disease.
C1 adjective /ˈspeɪʃəl/

spatial

Meaning
relating to space or the position, area, and size of things
Example
The scientist studied the spatial arrangement of stars.
B1 verb /ɪnˈvɛs.tɪ.ɡeɪt/

investigate

Meaning
to carry out a systematic inquiry to discover facts or information
Example
The police will investigate the incident thoroughly.
C1 noun /ˈmʌltɪplaɪər/

multiplier

Meaning
a number or factor by which another number is multiplied; something that increases the effect or value of something else
Example
In economics, government spending can act as a multiplier for economic growth.
C1 noun /dɪˈsɜːn.mənt/

discernment

Meaning
The ability to judge well or understand something correctly; keen insight.
Example
His discernment in business decisions made him successful.
A1 noun /ˈdrɪŋkɪŋ/

drinking

Meaning
the act of consuming liquids, especially alcohol
Example
Drinking too much water at once can make you feel bloated.
C1 verb /rænt/

rant

Meaning
to speak or shout in an angry, uncontrolled way
Example
He ranted about the unfair treatment at work.
B2 adjective /ˈfʌŋkʃənl/

functional

Meaning
designed to be practical and useful, rather than just decorative
Example
The design of the chair is simple but highly functional.
B2 adjective /ɪnˈfekʃəs/

infectious

Meaning
capable of causing infection or disease; spreading easily from one person to another; able to spread feelings or attitudes such as enthusiasm
Example
Her infectious laughter made everyone in the room smile.
A2 noun /ˈdrʌɡˌstɔːr/

drugstore

Meaning
A retail store that sells medicines, health-related products, and sometimes cosmetics or snacks.
Example
I stopped by the drugstore to buy some cold medicine.
C2 adjective /bruːsk/ or /brʌsk/

brusque

Meaning
abrupt or blunt in manner or speech, often seen as rude
Example
His brusque reply ended the conversation.
B2 adverb /əˈkɔːr.dɪŋ.li/

Accordingly

Meaning
in a way that is appropriate to the particular circumstances; therefore; consequently
Example
The weather was bad, so the event was cancelled accordingly.
C1 noun /kənˈveɪəns/

conveyance

Meaning
The action or process of transporting or carrying someone or something from one place to another.
Example
The conveyance of goods was delayed due to bad weather.
B2 noun /ˌmɪsbɪˈheɪvjər/

misbehavior

Meaning
bad or improper behavior
Example
The teacher punished the student for his misbehavior.
B2 phrase ˈɡləʊ.bəl ˌkəʊ.ɒp.əˈreɪ.ʃən

global cooperation

Meaning
International collaboration and working together across countries to address common challenges and goals.
Example
Global cooperation is essential to address climate challenges.
A1 noun /ˈtɛnɪs/

tennis

Meaning
a sport played with rackets and a ball on a rectangular court
Example
He enjoys playing tennis with his friends on the weekends.
C2 noun /ˌpɪəriəˈdɪsɪti/

periodicity

Meaning
The quality or state of being regular or recurring at intervals.
Example
The periodicity of the moon’s phases has fascinated humans for centuries.
C1 noun/verb /ˈfʌrəʊ/

furrow

Meaning
A long narrow trench made in the ground by a plow; to make wrinkles or grooves.
Example
The farmer plowed furrows in the field.
C2 adjective /ˌtɔːtəˈlɒdʒɪkəl/

tautological

Meaning
expressing something by repeating the same idea in different words; redundant
Example
Saying 'free gift' is considered tautological.
C1 noun /ʃeɪl/

shale

Meaning
a fine-grained sedimentary rock that can be split into thin layers
Example
The region is rich in shale and natural gas deposits.
C1 noun /ˈsæl.mən fɪʃ / ˈroʊ.huː/

Salmon fish / Rohu

Meaning
a freshwater fish popular in South Asian cuisine; also refers to salmon which is a different species
Example
Rohu fish is commonly prepared with spices in Bengali households.
B2 adjective /ɪnˈsɛnsətɪv/

insensitive

Meaning
Showing or feeling no concern for others' feelings.
Example
His insensitive comment hurt her deeply.
C2 adjective /rɪˈmiːdiəbl/

remediable

Meaning
capable of being corrected or cured
Example
The mistake was serious but still remediable.
C1 adjective ˈek.wɪ.tə.bəl

equitable

Meaning
Fair and impartial
Example
Equitable AI ensures fairness in technology use.
C1 noun /ˈmɒn.ə.stər.i/

Monastery

Meaning
a building or group of buildings where monks live and worship
Example
The ancient monastery was built on a hilltop.
C1 adjective /ˈrep.jə.tə.bəl/

Reputable

Meaning
having a good reputation; respected and trusted
Example
She works for a reputable law firm in the city.
B1 verb /spɛl/

spell

Meaning
to write or name the letters of a word in order; to mean or result in something
Example
Can you spell your name for me?
B2 noun /ˈɒt.ər/

Otter

Meaning
a mammal with webbed feet that lives near water and feeds on fish
Example
The playful otter swam gracefully in the river.
C2 verb /bɪˈteɪk/

betake

Meaning
to go or resort to a place or course of action, especially as a response; to apply oneself
Example
After dinner, she betook herself to her room to read.
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.
A2 noun /stɛp/

step

Meaning
a movement made by lifting one foot and putting it down in a new position
Example
She took a step towards the door.
C2 adjective ˈtɛnsaɪl

tensile

Meaning
Relating to tension; capable of being stretched.
Example
The tensile strength of the material is crucial for the construction project.
B2 noun ˈdevəsteɪtɪŋ ˈkɒnsɪkwənsɪz

devastating consequences

Meaning
Extremely harmful or destructive results or effects
Example
Air pollution has devastating consequences for health.
B1 noun /ˈpɜː.sən.əl ˈdeɪ.tə/

personal data

Meaning
Information that relates to an individual's private, sensitive, or identifiable data
Example
Protecting personal data is crucial in the digital age.
B2 adjective /kənˈdɪʃ.ən.əl/

Conditional

Meaning
dependent on certain conditions; not absolute
Example
The job offer is conditional upon passing the background check.
B2 noun /ˈpɛbl/

pebble

Meaning
a small smooth stone found on beaches or rivers
Example
He threw a pebble into the pond and watched the ripples.
C1 adjective /ɪnˈsteɪbəl/

instable

Meaning
not stable; liable to change, collapse, or fail; lacking firmness or reliability
Example
The instable political situation worried foreign investors.
C2 noun /ˈsteɪtkraft/

statecraft

Meaning
The art of governing and managing state affairs effectively.
Example
The leader was praised for his exceptional statecraft in handling international relations.
C1 noun /krəˈʃɛndoʊ/

crescendo

Meaning
a gradual increase in loudness or intensity, especially in music
Example
The orchestra built to a powerful crescendo before the finale.
B2 noun /rɪˈfjuː.zəl/

Refusal

Meaning
the act of saying no to something or not accepting something
Example
His refusal to cooperate made the project more difficult.
B2 adjective /dæmp/

damp

Meaning
slightly wet, often in an unpleasant way
Example
The room felt cold and damp after the rain.
C1 adverb /əˈkjuːtli/

acutely

Meaning
in a sharp, intense, or severe way; with keen awareness
Example
She was acutely aware of the risks involved.
A1 verb /θæŋk/

Thank

Meaning
to express gratitude or appreciation to someone
Example
She thanked her teacher for the extra help.
C2 verb /ˈsʌplɪˌkeɪt/

supplicate

Meaning
To ask for something earnestly or humbly, often in a religious context.
Example
The villagers supplicated the gods for rain during the drought.
C2 adjective /juːˈbɪkwɪtəs/

ubiquitious

Meaning
Present, appearing, or found everywhere.
Example
Smartphones have become ubiquitous in modern society.
B1 noun /ˈmeɪkər/

maker

Meaning
a person or thing that makes or produces something
Example
He is a famous movie maker in Hollywood.
B2 noun /ˌvaɪ.əˈleɪ.ʃən/

Violation

Meaning
the action of violating someone or something; the action of breaking or failing to comply with a rule or formal agreement
Example
The company was fined for violation of environmental regulations.
B1 adjective /ˈɔːkwəd/

awkward

Meaning
causing or feeling embarrassment; difficult to deal with
Example
There was an awkward silence after his joke.
C2 adjective /sɪər/

sere

Meaning
Dry or withered, especially vegetation.
Example
The sere leaves crumbled under his feet.
C2 noun /ˈɡeɪm.stər/

gamester

Meaning
A person who plays games, especially one who plays them skillfully or professionally.
Example
The old tavern was filled with gamesters competing in cards and dice.
C1 noun /ˈten.jər/

Tenure

Meaning
the period of time during which someone holds an office or position
Example
During his tenure as CEO, the company expanded globally.
C1 noun /ˈʌp.raɪt.nəs/

Uprightness

Meaning
the quality of being honest and morally correct; integrity
Example
His uprightness in business dealings earned him great respect.
C1 adjective /ʌnˈkleɪmd/

Unclaimed

Meaning
not claimed by anyone; not demanded or requested; abandoned or ownerless
Example
The unclaimed luggage was stored in the airport's lost property department.
C2 adjective ˌmɔː.fəˈlɒdʒ.ɪ.kəl

morphological

Meaning
Related to the structure and formation of words; concerning morphology in linguistics.
Example
Morphological analysis helps AI understand word structures.
C1 noun /ˈnjʊə.rəʊ.trænsˌmɪt.ərs/

neurotransmitters

Meaning
Chemical messengers that transmit signals across nerve synapses, affecting mood, behavior, and cognitive functions.
Example
Serotonin and dopamine are key neurotransmitters affecting mood.
C1 noun /ˌdɜːrməˈtɑːlədʒi/

dermatology

Meaning
The branch of medicine concerned with the skin and its diseases.
Example
He studied dermatology at medical school.
C1 verb /ˈkɒnsɔːrt/

consort

Meaning
To associate with someone, typically with disapproval; also, a spouse of a reigning monarch.
Example
He was criticized for consorting with criminals.
B1 noun /əˈkaʊnt/

Account

Meaning
a record of money received and paid out; a report or description of an event
Example
She opened a savings account at the bank.
A1 conjunction /ɔːr/

or

Meaning
used to link alternatives
Example
You can have tea or coffee.
C1 adjective /dɪˈbɪl.ɪ.teɪ.tɪŋ/

debilitating

Meaning
Making someone or something weak and infirm.
Example
The disease had a debilitating effect on his health.
B2 noun /ˈbiː.təl/

Beetle

Meaning
a hard-bodied insect with wing covers
Example
The black beetle scurried across the garden path.
C2 noun /ˈpɒl.iˌθi.ɪz.əm/

polytheism

Meaning
the belief in or worship of multiple gods
Example
Ancient Greeks practiced polytheism, worshiping gods like Zeus and Athena.
C1 adjective ˈfɔːr.mɪ.də.bəl

formidable

Meaning
Inspiring fear or respect through being impressively large, powerful, intense, or capable.
Example
The boxer was a formidable opponent in the ring.
A1 noun /naɪt/

night

Meaning
the time of darkness between one day and the next, when most people sleep
Example
She loves going for walks at night.
B2 adverb /ˈænjuəli/

annually

Meaning
once every year; yearly
Example
The company holds a general meeting annually.
B1 noun /kruː/

crew

Meaning
A group of people working together, especially on a ship, aircraft, or project.
Example
The ship's crew worked tirelessly during the storm.
A1 noun /aɪs/

Ice

Meaning
water that has frozen and become solid
Example
The ice in my drink melted quickly in the hot weather.
B2 adjective /ˌɑːp.təˈmɪs.tɪk/

optimistic

Meaning
hopeful and confident about the future
Example
She is optimistic about the success of her new project.