- facetious Dictionary lookup
(adj.) joking in an awkward or improper manner
His facetious sarcasm was inappropriate during his first staff meeting. - facsimile Dictionary lookup
(n.) copy; reproduction; replica
The facsimile of the elaborate painting was indistinguishable from the original. - fallacious Dictionary lookup
(adj.) misleading
A used car salesman provided fallacious information that caused the naive man to purchase the old, broken car. - fallible Dictionary lookup
(adj.) liable to be mistaken or erroneous
By not differentiating themselves from the popular band, the group was especially fallible. - fanatic Dictionary lookup
(n.) enthusiast; extremist
The terrorist group was comprised of fanatics who wanted to destroy those who disagreed with them. - fastidious Dictionary lookup
(adj.) difficult to please; dainty
The fastidious girl would not accept any offers as suitable.
The woman was extremely fastidious, as evident in her occasional fainting spells. - fathom Dictionary lookup
(v.; n.) to understand; a nautical unit of depth
It was difficult to fathom the reason for closing the institution.
The submarine cruised at 17 fathoms below the surface. - fatuous Dictionary lookup
(adj.) lacking in seriousness; vain and silly
The fatuous prank was meant to add comedy to the situation.
His fatuous personality demands that he stop in front of every mirror. - fealty Dictionary lookup
(n.) loyalty
The baron was given land in exchange for his fealty to the king. - feasible Dictionary lookup
(adj.) reasonable; practical
Increased exercise is a feasible means of weight loss. - fecund Dictionary lookup
(adj.) productive
The construction crew had a fecund day and were able to leave early. - feign Dictionary lookup
(v.) pretend
It is not uncommon for a child to feign illness in order to stay home from school. - feint Dictionary lookup
(v.; n.) to pretend to throw a punch, as in boxing; a fake show intended to deceive
The fighter feinted a left hook just before he went for the knockout.
- ferment Dictionary lookup
(v.) to excite or agitate
The rally cry was meant to ferment and confuse the opponent. - ferret Dictionary lookup
(v.; n.) to force out of hiding; to search for; a small, weasel-like mammal
The police will ferret the fugitive out of his hiding place.
I spent the morning ferreting for my keys
I have a pet ferret. - fervent Dictionary lookup
(adj.) passionate; intense
They have a fervent relationship that keeps them together every minute of every day. - fervid Dictionary lookup
(adj.) intensely hot; fervent; impassioned
Her fervid skin alerted the doctor to her fever.
The fervid sermon of the preacher swayed his congregation. - fervor Dictionary lookup
(n.) passion; intensity of feeling
The crowd was full of fervor as the candidate entered the hall. - fester Dictionary lookup
(v.) to become more and more virulent and fixed
His anger festered until no one could change his mind. - fetid Dictionary lookup
(adj.) having a smell of decay
The fetid smell led us to believe something was decaying in the basement. - fetish Dictionary lookup
(n.) anything to which one gives excessive devotion
The clay figure of a fertility goddess was a fetish from an ancient civilization. - fetter Dictionary lookup
(n.) a chain to bind the feet
A fetter kept the dog chained to the fence. - fickle Dictionary lookup
(adj.) changeable; unpredictable
He is quite fickle; just because he wants something today does not mean he will want it tomorrow.
Because the man was fickle he could not be trusted to make a competent decision. - fidelity Dictionary lookup
(n.) faithfulness; honesty
His fidelity was proven when he turned in the lost money. - figment Dictionary lookup
(n.) something made up in the mind
The unicorn on the hill was a figment of his imagination. - finesse Dictionary lookup
(n.) the ability to handle situations with skill and diplomacy
The executor with the most finesse was chosen to meet with the diplomats. - finite Dictionary lookup
(adj.) measurable; limited; not everlasting
It was discovered decades ago that the universe is not finite; it has unknown limits which cannot be measured.
The finite amount of stored food will soon run out. - fissure Dictionary lookup
(n.) a cleft or crack
The earthquake caused a fissure which split the cliff face. - flag Dictionary lookup
(v.) to become weak; to send a message
The smaller animal flagged before the larger one. - flagrant Dictionary lookup
(adj.) glaringly wrong
The flagrant foul was apparent to everyone. - flamboyant Dictionary lookup
(adj.) being too showy or ornate
The flamboyant nature of the couple was evident in their loud clothing. - fledgling Dictionary lookup
(n.; adj.) inexperienced person; beginner
The fledgling mountain climber needed assistance from the more experienced mountaineers.
The course was not recommended for fledgling skiers. - flinch Dictionary lookup
(v.) wince; drawback; retreat
The older brother made his younger sister flinch when he jokingly tried to punch her arm. - flippant Dictionary lookup
(adj.) talkative; disrespectful
The youngsters were flippant in the restaurant.
The teacher became upset with the flippant answer from the student. - flout Dictionary lookup
(v.) to mock or jeer
Do not flout an opponent if you believe in fair play. - flux Dictionary lookup
(n.) a flow; a continual change
With the flux of new students into the school, space was limited. - foist Dictionary lookup
(v.) to falsely identify as real
The smuggler tried to foist the cut glass as a priceless gem. - foray Dictionary lookup
(v.) to raid for spoils, plunder
The soldiers were told not to foray the town. - forbearance Dictionary lookup
(n.) patience; self-restraint
He exhibited remarkable forbearance when confronted with the mischievous children.
- forensic Dictionary lookup
(adj.) pertaining to legal or public argument
The forensic squad dealt with the legal investigation. - formidable Dictionary lookup
(adj.) something which causes dread or fear
The formidable team caused weak knees in the opponents. - fortitude Dictionary lookup
(n.) firm courage; strength
It is necessary to have fortitude to complete the hike. - fortuitous Dictionary lookup
(adj.) happening accidentally
Finding the money under the bush was fortuitous. - foster Dictionary lookup
(v.) encourage; nurture; support
A good practice routine fosters success.
After the severe storm the gardener fostered many of his plants back to health. - fractious Dictionary lookup
(adj.) rebellious; apt to quarrel
Fractious siblings aggravate their parents. - fraught Dictionary lookup
(adj.) loaded; charged
The comment was fraught with sarcasm. - frenetic Dictionary lookup
(adj.) frenzied
A frenetic call was made from the crime scene. - fret Dictionary lookup
(v.) to make rough or disturb
The pet will fret the floor if he continues to scratch. - frivolity Dictionary lookup
(adj.) giddiness; lack of seriousness
The hard-working students deserved weekend gatherings filled with frivolity. - froward Dictionary lookup
(adj.) not willing to yield or comply with what is reasonable
The executive had to deal with a froward peer who was becoming increasingly difficult. - frugality Dictionary lookup
(n.) thrift; economical use or expenditure
His frugality limited him to purchasing the item for which he had a coupon.
Preparing to save money to send their daughter to college, the parents practiced extreme frugality for several years. - fulsome Dictionary lookup
(adj.) disgusting due to excess
The man became obese when he indulged in fulsome eating. - fundamental Dictionary lookup
(adj.) basic; necessary
Shelter is one of the fundamental needs of human existence. - furtive Dictionary lookup
(adj.) secretive; sly
The detective had much difficulty finding the furtive criminal. - fustian Dictionary lookup
(n.) pompous talk or writing
The fustian by the professor made him appear arrogant. - futile Dictionary lookup
(adj.) worthless; unprofitable
It was a futile decision to invest in that company since they never made any money.