← English Vocabulary

Advanced English Words

For the GRE and graduate school: the hardest words of all. 990 words, A to Z.

43 words starting with F

  • facetious adjective

    treating serious matters with jokes that don’t fit the moment

    His facetious comment during the safety drill annoyed the teacher.

    Like flippant, tongue-in-cheek

  • factious adjective

    tending to split into opposing groups that argue

    The factious committee could never agree on a plan for the festival.

    Like divisive, quarrelsome, contentious

  • factotum noun

    a person employed to do all kinds of jobs

    As the hotel’s factotum, Hari fixes taps, carries bags and even cooks.

    Like handyman, jack-of-all-trades

  • fallow adjective

    (of land) plowed but left unplanted to recover; inactive

    The farmer left the field fallow for a season so the soil could rest.

    Like uncultivated, unplanted, dormant

  • fastidious adjective

    very careful about details and hard to please

    The fastidious cook wiped every plate twice before serving.

    Like meticulous, particular, fussy

  • fatuity noun

    smug, unthinking foolishness

    The fatuity of his plan to cross the river without a bridge was clear to everyone.

    Like foolishness, silliness, inanity

  • fatuous adjective

    silly and pointless, without awareness of being foolish

    He made a fatuous remark about the weather while everyone was busy working.

    Like silly, inane, vacuous

  • fawn verb

    to flatter someone too much to win their favor

    The salesman fawned over every customer who walked in.

    Like grovel, toady, flatter

  • fealty noun

    sworn loyalty to a lord or ruler

    In medieval times, knights swore fealty to their king.

    Like allegiance, loyalty, fidelity

  • feckless adjective

    lacking energy, purpose or ability; irresponsible

    The feckless assistant forgot to order the supplies again.

    Like irresponsible, ineffectual, shiftless

  • fecund adjective

    producing abundant growth or offspring; very fertile

    The fecund soil of the Terai produces two rice harvests a year.

    Like fertile, productive, prolific

  • fecundity noun

    the ability to produce abundant crops, offspring or ideas

    The fecundity of rabbits means a few can become hundreds in a year.

    Like fertility, productivity, fruitfulness

  • felicitous adjective

    well chosen and perfectly suited to the situation

    Her felicitous choice of words made the speech memorable.

    Like apt, fitting, appropriate

  • felicity noun

    great happiness; a pleasing, well-chosen way of expressing something

    The poet wrote with such felicity that every line seemed perfect.

    Like bliss, joy, aptness

  • fervid adjective

    intensely enthusiastic, sometimes too much so

    The fervid fans sang and cheered from the first whistle to the last.

    Like passionate, ardent, fervent

  • fetid adjective

    smelling extremely unpleasant, as of rot

    A fetid smell rose from the blocked drain behind the market.

    Like stinking, foul, rank

  • fetter verb

    to restrict someone’s freedom, as if with chains

    Fear of failure should not fetter your curiosity.

    Like restrain, shackle, hamper

  • fiat noun

    an official order given by someone with authority

    The new holiday was declared by government fiat.

    Like decree, edict, order

  • filial adjective

    relating to the duties of a son or daughter toward parents

    Out of filial duty, she cooked for her parents every evening.

  • finagle verb

    to get something by clever and slightly dishonest means

    He finagled an extra ticket to the concert by charming the usher.

    Like wangle, maneuver, wheedle

  • firebrand noun

    a person who passionately stirs up others to act or protest

    The young firebrand urged the town to save the old forest from the bulldozers.

    Like agitator, troublemaker, activist

  • flaccid adjective

    soft and limp, not firm

    Without water, the plant’s leaves became flaccid and drooped.

    Like limp, floppy, slack

  • florid adjective

    too elaborately decorated; (of a face) red

    The essay was written in a florid style, full of long, fancy words.

    Like ornate, flowery, flamboyant

  • flotsam noun

    wreckage or rubbish floating on water

    After the storm, flotsam from the broken boats covered the lake’s shore.

    Like wreckage, debris

  • flounder verb

    to struggle clumsily; to be confused and make mistakes

    The new student floundered in the advanced math class at first.

    Like struggle, falter, stumble

  • flout verb

    to openly ignore a rule or custom

    Some drivers flout the speed limit on the highway.

    Like defy, disregard, scorn

  • foible noun

    a small, harmless weakness or odd habit in someone’s character

    One of Grandpa’s foibles is that he must eat lunch at exactly noon.

    Like quirk, weakness, idiosyncrasy

  • foist verb

    to force someone to accept something unwanted

    The older students foisted the cleaning duties onto the new arrivals.

    Like impose, palm off, unload

  • foment verb

    to stir up trouble or disorder

    A few loud spectators tried to foment trouble between the two teams’ fans.

    Like incite, instigate, provoke

  • fop noun

    a man who cares too much about his clothes and appearance

    In the old comedy, the fop spends an hour choosing his hat.

    Like dandy, peacock

  • forbear verb

    to hold back from doing or saying something, out of self-control or kindness

    She forbore from laughing when her friend tripped on the stage.

    Like refrain, abstain, desist

  • forbearance noun

    patient self-control and tolerance

    The teacher showed great forbearance with the noisy class.

    Like patience, tolerance, restraint

  • forswear verb

    to solemnly give up or renounce something

    After the stomachache, he forswore eating street food for a month.

    Like renounce, abandon, give up

  • fracas noun

    a noisy disturbance or quarrel

    A fracas broke out at the bus station when two buses tried to take the same spot.

    Like commotion, brawl, scuffle

  • fractious adjective

    irritable and difficult to control

    The fractious goat refused to be led into the shed.

    Like unruly, irritable, cranky

  • frenetic adjective

    fast, energetic and wild in an uncontrolled way

    Shops were full of frenetic activity in the days before Dashain.

    Like frantic, hectic, feverish

  • froward adjective

    stubbornly disobedient and hard to deal with

    The froward child refused every request his mother made.

    Like contrary, perverse, willful

  • fulminate verb

    to protest loudly and angrily

    The old man fulminated against the loud music coming from next door.

    Like rail, rant, inveigh

  • fulsome adjective

    (of praise) so excessive that it seems insincere

    His fulsome compliments made everyone at the table uncomfortable.

    Like excessive, effusive, overdone

  • funereal adjective

    gloomy and solemn, suited to a funeral

    The empty stadium had a funereal silence after the home team lost.

    Like somber, gloomy, mournful

  • furor noun

    an outburst of public anger or excitement

    The new school rule about phones caused a furor among students.

    Like uproar, outcry, commotion

  • furtive adjective

    done secretly to avoid being noticed

    He cast a furtive glance at the cookie jar when his mother left the room.

    Like secretive, stealthy, sly

  • fusty adjective

    smelling stale and damp; old-fashioned

    The fusty old storeroom had not been opened in years.

    Like musty, stale, old-fashioned