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40 words

fiasco
GeneralC1
Meaning: A complete failure, especially in a ludicrous or humiliating way.
Part of speech: noun
Example: The event turned into a fiasco due to poor planning.
Category: General
Synonyms:
  • disaster
  • failure
fiat
LawC2
Meaning: An official order or decree.
Part of speech: noun
Example: The government issued a fiat to regulate the industry.
Category: Law › Regulations
Synonyms:
  • decree
  • order
fib
GeneralA2
Meaning: To tell a small lie.
Part of speech: verb
Example: He decided to fib about his age.
Category: General
Synonyms:
  • lie
  • falsehood
Fibonacci series
MathematicsC1
Meaning: A sequence of numbers where each number is the sum of the two preceding ones.
Part of speech: noun
Example: The Fibonacci series starts with 0 and 1.
Category: Mathematics › Sequences
Synonyms: number sequence
fibre
ScienceB2
Meaning: A thread or filament from which a vegetable tissue, mineral substance, or textile is formed.
Part of speech: noun
Example: Cotton fibre is used to make clothing.
Category: Science › Biology
Synonyms:
  • thread
  • filament
fibre board
ConstructionC2
Meaning: A board made from compressed wood fibers, used in construction and furniture.
Part of speech: noun
Example: Fibre board is often used for making cabinets.
Category: Construction › Materials
Synonyms:
  • particle board
  • MDF
fibre optics
TechnologyC1
Meaning: Technology that uses thin strands of glass or plastic to transmit data as light signals.
Part of speech: noun
Example: Fibre optics are essential for high-speed internet.
Category: Technology › Communications
Synonyms: optical fibers
fibreglass
MaterialsC2
Meaning: A material made from fine glass fibers, used for insulation and reinforcement.
Part of speech: noun
Example: Fibreglass is commonly used in boat construction.
Category: Materials › Composites
Synonyms: glass fiber
fibrin
MedicineC2
Meaning: A protein involved in blood clotting.
Part of speech: noun
Example: Fibrin forms a mesh that helps stop bleeding.
Category: Medicine › Hematology
Synonyms: protein
fibrinogen
MedicineC2
Meaning: A protein that is converted into fibrin during blood clotting.
Part of speech: noun
Example: Fibrinogen is essential for wound healing.
Category: Medicine › Hematology
Synonyms: clotting factor
fibro
MedicineC2
Meaning: A prefix used in medical terms related to fibrous tissue.
Part of speech: noun
Example: Fibro is often used in terms like fibromyalgia.
Category: Medicine › Terminology
fibroid
MedicineC2
Meaning: A benign tumor made up of fibrous or connective tissue.
Part of speech: noun
Example: She was diagnosed with a fibroid in her uterus.
Category: Medicine › Gynecology
Synonyms: tumor
fibrous
ScienceC2
Meaning: Consisting of fibers; having a fibrous structure.
Part of speech: adjective
Example: The fibrous tissue helps support the organs.
Category: Science › Biology
Synonyms:
  • stringy
  • threadlike
fibula
AnatomyC2
Meaning: The outer and thinner of the two bones in the lower leg.
Part of speech: noun
Example: He fractured his fibula while playing soccer.
Category: Anatomy › Skeletal System
Synonyms: bone
fickle
GeneralC1
Meaning: Changing frequently, especially in regards to one's loyalties or affections.
Part of speech: adjective
Example: Her fickle nature made it hard to trust her.
Category: General
Synonyms:
  • changeable
  • inconstant
Antonyms:
  • steady
  • constant
fiction
ArtsA2
Meaning: Literature created from the imagination, not based on real events.
Part of speech: noun
Example: She enjoys reading fiction in her free time.
Category: Arts › Literature
Synonyms:
  • novel
  • story
Antonyms:
  • non-fiction
  • reality
fictional
ArtsB1
Meaning: Relating to or occurring in fiction; not real.
Part of speech: adjective
Example: The story features a fictional character.
Category: Arts › Literature
Synonyms:
  • imaginary
  • unreal
Antonyms:
  • real
  • factual
fictionalize
ArtsC1
Meaning: To create a fictional version of something.
Part of speech: verb
Example: The author decided to fictionalize the events of her life.
Category: Arts › Literature
Synonyms:
  • adapt
  • invent
fictitious
ArtsC2
Meaning: Not real or true; imaginary.
Part of speech: adjective
Example: The story is based on fictitious events.
Category: Arts › Literature
Synonyms:
  • imaginary
  • false
Antonyms:
  • real
  • true
fiddle
GeneralB2
Meaning: To play with something in a restless or nervous way.
Part of speech: verb
Example: He tends to fiddle with his pen when he's anxious.
Category: General
Synonyms:
  • tinker
  • fidget
fiddle around
GeneralB2
Meaning: To waste time doing unimportant things.
Part of speech: verb
Example: Stop fiddling around and get to work!
Category: General
Synonyms:
  • dawdle
  • linger
fiddle sticks
GeneralC1
Meaning: A term used to express disbelief or annoyance.
Part of speech: noun
Example: Oh, fiddle sticks! I forgot my keys.
Category: General
Synonyms:
  • nonsense
  • rubbish
fiddler
MusicB2
Meaning: A person who plays the fiddle or violin.
Part of speech: noun
Example: The fiddler played beautifully at the concert.
Category: Music › Instruments
Synonyms: violinist
fiddling
GeneralB2
Meaning: To play with something in a restless or nervous way.
Part of speech: verb
Example: She was fiddling with her hair during the interview.
Category: General
Synonyms:
  • fidgeting
  • tinkering
fiddly
GeneralC1
Meaning: Requiring careful or intricate handling.
Part of speech: adjective
Example: The instructions were too fiddly to follow.
Category: General
Synonyms:
  • tricky
  • complicated
fidelity
GeneralC1
Meaning: Faithfulness to a person, cause, or belief.
Part of speech: noun
Example: His fidelity to his friends is admirable.
Category: General
Synonyms:
  • loyalty
  • faithfulness
Antonyms:
  • disloyalty
  • betrayal
fidget
PsychologyA2
Meaning: To make small movements, especially of the hands and feet, through nervousness or impatience.
Part of speech: verb
Example: He tends to fidget when he is anxious.
Category: Psychology
Phrase: fidget with
Phrase example: She likes to fidget with her pen during meetings.
Synonyms:
  • twitch
  • squirm
Antonyms:
  • calm
  • still
fidgety
PsychologyB1
Meaning: Restless or unable to stay still.
Part of speech: adjective
Example: The fidgety child couldn't sit still during the lesson.
Category: Psychology
Synonyms:
  • restless
  • nervous
Antonyms:
  • calm
  • composed
fiduciary
LawC1
Meaning: A person who holds a legal or ethical relationship of trust with one or more parties.
Part of speech: noun
Example: The lawyer acted as a fiduciary for his client.
Category: Law › Trust Law
Synonyms:
  • trustee
  • agent
fief
HistoryC2
Meaning: An estate of land held on condition of feudal service.
Part of speech: noun
Example: The lord granted him a fief in exchange for military service.
Category: History › Feudalism
Synonyms:
  • estate
  • domain
field
NatureA1
Meaning: An area of open land, especially one planted with crops or pasture.
Part of speech: noun
Example: The cows grazed in the green field.
Category: Nature
Phrase: field of study
Phrase example: She chose biology as her field of study.
Synonyms:
  • meadow
  • pasture
Antonyms:
  • building
  • city
field craft
EducationC1
Meaning: Skills and techniques used in outdoor survival and navigation.
Part of speech: noun
Example: He learned field craft during his time in the military.
Category: Education › Survival Skills
Synonyms:
  • survival skills
  • outdoor skills
field day
EducationB2
Meaning: A day of outdoor activities or events, often for children.
Part of speech: noun
Example: The school organized a field day with games and races.
Category: Education › Events
Synonyms:
  • outing
  • event
field event
SportsB2
Meaning: An athletic competition that takes place outdoors, such as long jump or shot put.
Part of speech: noun
Example: She excelled in the field events during the track meet.
Category: Sports › Athletics
Synonyms:
  • athletic event
  • competition
field glasses
TechnologyB2
Meaning: Binoculars used for viewing distant objects.
Part of speech: noun
Example: He brought his field glasses to watch the birds.
Category: Technology › Optics
Synonyms:
  • binoculars
  • optics
field goal
SportsB1
Meaning: A score in American football or basketball made by kicking or shooting the ball through the goalposts.
Part of speech: noun
Example: He kicked a 50-yard field goal to win the game.
Category: Sports › Football
Synonyms:
  • score
  • goal
field hand
AgricultureB2
Meaning: A laborer who works in the fields, especially in agriculture.
Part of speech: noun
Example: The field hands worked hard during the harvest season.
Category: Agriculture › Labor
Synonyms:
  • laborer
  • worker
field hockey
SportsB1
Meaning: A team sport played on grass or artificial turf with a ball and curved sticks.
Part of speech: noun
Example: Field hockey is popular in many countries.
Category: Sports › Hockey
Synonyms:
  • hockey
  • team sport
field hospital
MedicineC1
Meaning: A temporary hospital set up in a military area to treat injured soldiers.
Part of speech: noun
Example: The field hospital was established near the front lines.
Category: Medicine › Military Medicine
Synonyms:
  • temporary hospital
  • military hospital
field house
SportsB2
Meaning: A building used for sports or recreation, often located near a field.
Part of speech: noun
Example: The field house has facilities for basketball and volleyball.
Category: Sports › Facilities
Synonyms:
  • sports facility
  • recreation center

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