| FLAVOURIEST | • FLAVOURY adj. full of flavour, also FLAVORY. |
| FLAVOURISTS | • flavourists n. Plural of flavourist. • FLAVOURIST n. a person who creates flavourings for drinks, perfumes, etc., also FLAVORIST. |
| FLIRTATIOUS | • flirtatious adj. Of or pertaining to flirtation. • flirtatious adj. (Of a person) Having a tendency to flirt often. • FLIRTATIOUS adj. given to flirting. |
| FLUORIDATES | • fluoridates v. Third-person singular simple present indicative form of fluoridate. • FLUORIDATE v. to add fluoride to drinking water. |
| FLUORINATES | • fluorinates v. Third-person singular simple present indicative form of fluorinate. • FLUORINATE v. to introduce fluorine into a chemical compound. |
| FLUSTRATING | • flustrating v. Present participle of flustrate. • FLUSTRATE v. (obsolete) to fluster. |
| FLUSTRATION | • flustration n. (Colloquial) The act of flustrating; confusion; flurry. • FLUSTRATION n. (obsolete) flustering. |
| FRACTIOUSLY | • fractiously adv. In a fractious manner. • FRACTIOUS adv. troublesome, irritable. |
| FRUGALISTAS | • frugalistas n. Plural of frugalista. • FRUGALISTA n. a person who tries to stay fashionably dressed on a budget. |
| FRUGALITIES | • frugalities n. Plural of frugality. • FRUGALITY n. the state of being frugal. |
| FULMINATORS | • fulminators n. Plural of fulminator. • FULMINATOR n. one who fulminates. |
| FUSTILARIAN | • fustilarian n. (Obsolete, nonce word) A low fellow; a stinkard; a scoundrel. • FUSTILARIAN n. (Shakespeare) a fat and slovenly person, also FUSTILIRIAN, FUSTILLIRIAN. |
| FUSTILIRIAN | • FUSTILIRIAN n. (Shakespeare) a term of abuse, also FUSTILARIAN, FUSTILLIRIAN. |
| INSUFFLATOR | • insufflator n. Agent noun of insufflate: a person or device which insufflates. • insufflator n. A form of injector for forcing air into a furnace. • INSUFFLATOR n. one who insufflates. |
| LACTIFEROUS | • lactiferous adj. Able to secrete milk or a milky fluid. • LACTIFEROUS adj. milk-bearing. |
| MULTIFLORAS | • multifloras n. Plural of multiflora. • MULTIFLORA n. a type of climbing rose having clusters of small flowers. |
| QUATREFOILS | • quatrefoils n. Plural of quatrefoil. • QUATREFOIL n. a four-petalled flower or leaf of four leaflets; an openwork design or ornament divided by cusps into four lobes, also QUATREFEUILLE. |
| SULFURATING | • sulfurating v. Present participle of sulfurate. • SULFURATE v. to combine with sulfur, also SULPHURATE. |
| SULFURATION | • sulfuration n. (Chemistry) reaction with sulfur. • SULFURATION n. the process of treating with sulfur, also SULPHURATION. |
| ULTRAFICHES | • ultrafiches n. Plural of ultrafiche. • ULTRAFICHE n. a sheet of microfilm the same size as a microfiche but with a greater number of microcopied records on it. |