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All derived from 9,053 borrowed from 5,710 learned borrowing from 1,127 calque of 209 semantic loan from 2 febricitant Feverish. febriculose Somewhat feverish. febriferous Causing fever. febrigenic That causes, or is associated with fever februation Purification, rejuvenation, or renewal, especially ritual or ceremonial. fecula Starchy sediment extracted from plants, especially those which are used as food. fedifragous Treaty-breaking. fedity Turpitude or vileness. felicide The killing of a cat. feliform Resembling a cat; applied to member of the Feliformia, a suborder within the order Carnivora consisting of cat-like carnivorans, including cats (large and small), hyenas, mongooses, civets, etc. fellate To stimulate the penis or scrotum using the mouth. fellatory Pertaining to fellatio. fellifluous Flowing with bile or gall. fellinic acid An acid apparently obtained by treating bilin with hydrochloric acid. felo de se A crime committed against oneself, in particular suicide. feloid Relating to the Feloidea. femicide The killing of a woman or girl, originally (figurative) with reference to loss of virtue but now usually (law) specifically because of their sex or gender and especially such a killing by a man motivated by misogyny. femino- Pertaining to feminism or to women generally. feminology Synonym of women's studies. fencible Capable of being defended feneration Lending money at interest; usury. fenestrane Any hydrocarbon consisting of a central carbon atom connected with single bonds to four other carbon atoms each of which is connected to two of the others by a chain of carbon atoms; any derivative of such a compound. fenestrated Having windows. fenestrule One of the openings in a fenestrated structure. fengite A transparent form of marble or alabaster, formerly sometimes used for windows. -fer Holder or bearer of something. feracious Producing in abundance; fertile, fruitful feracity The state of being feracious, or fruitful. ferae naturae Undomesticated animals; wild beasts. Feralia An ancient Roman public festival celebrating the manes, and held on 21 February. ferendae sententiae Of a penalty, only coming into force after it is imposed by an authority, and not by the fact of the law being broken. feriation A holiday or break from work or effort. ferine Pertaining to wild, menacing animals; feral. ferous wild; savage; feral ferrandine A kind of cloth made of silk and wool. ferrary The art of ironworking. ferreous Synonym of ferrous, of or related to iron. ferro- ferrous ferrocarpholite An orthorhombic-dipyramidal mineral containing aluminum, hydrogen, iron, magnesium, manganese, oxygen, silicon, and titanium. ferroequinologist A student of ferroequinology; a person who studies trains as a hobby. ferroequinology The study of railways in general, but especially locomotives. ferrumination The soldering or uniting of metals. ferulaceous Pertaining to reeds and canes. fervescent Growing hotter. fescennine Obscene or scurrilous. festucine Of a straw colour; greenish-yellow. festucous Formed of, consisting of, or similar to, straw. fetial A member of the Roman college of priests who acted as representatives in disputes with foreign nations. fetialis A fetial. fetiferous Producing young; fruitful, productive. fetus deletus Used to call for or reference the act of getting an abortion (hence destroying the fetus). feudatory Relating to feudalism, feudal. ff. and the following (pages, paragraphs etc.) fibulin Any of a family of calcium-binding glycoproteins found in the extracellular matrix and in plasma. ficiform Fig-shaped. fictile Capable of being molded into the shape of an artifact or art work fictor An artist who models or forms statues and reliefs in any malleable material. fideicommissum A benefit bequeathed to a beneficiary who inherits the benefit, subject to the obligation of bequeathing it to another. fidejussion suretyship. fidejussor A surety or guarantor. fidepromissor One who pledges himself as security for another; bail, surety fidicinal stringed (of or pertaining to a stringed instrument). fientive designating a durative and dynamic action performed by the subject figulate Made of potter's clay. figuline A piece of pottery decorated with representations of natural objects. filaceous Composed of threads, stringy. filar Having a thread across the field of view. filatory A machine for forming threads. filicic Derived from ferns filicide The killing of one's own child. filiciform Shaped like a fern or like the parts of a fern leaf. filicology The botanical study of ferns. filiferous Producing or constituting threads. filoplume A hair-like feather; a feather with a slender scape and without a web in most or all of its length. filose Terminating in a thread-like process, or threadlike fimetarious Growing on dung. fimetic Of or pertaining to dung fimicolous Inhabiting dung. fini flight The final pilot-in-command, pilot-flying flight of a pilot during a stage of life, such as on a particular aircraft, aircraft type, airline, professional life, military life, career at a company, assignment in a unit, as an active duty pilot, etc. Typically a celebratory flight, with congratulatory accoutrements; it may be a regular duty flight, or an additional special flight. fire philosopher Synonym of alchemist. firmitude strength; stability firmity strength; firmness; stability fiscality All matters concerning taxation fissi- cleft, split, cloven fissilingual Having a forked tongue. fissipedal Being or relating to a fissiped. fistularioid Resembling the genus Fistularia (cornetfishes); having a long, tubular body. fistulary Of or pertaining to a fistula. fistulo- Fistula. fistuloenterostomy An operation to create a surgical connection between a fistula and the intestine. fistulose Formed like a fistula; hollow; reed-like. fistulous Of or pertaining to a fistula. -fix Forming nouns denoting a morpheme used in word formation joined to a word in the specified way fixure Fixed position; stable condition; firmness. flabel A fan or flabellum. flabellation The act of keeping cool by use of a fan or fan-like instrument. flabellinerved Having many nerves diverging radiately from the base. flabellum A large fan used for religious ceremonies. flagelliform shaped like a whip flagellist One who administers punishment by whipping.