| COLOURFUL | • colourful adj. Britain standard spelling of colorful. • COLOURFUL adj. full of colour, also COLORFUL. |
| FAUBOURGS | • faubourgs n. Plural of faubourg. • FAUBOURG n. (French) a suburb just beyond the walls or a district recently included within a city. |
| FROUFROUS | • froufrous n. Plural of froufrou. • frou-frous n. Plural of frou-frou. • FROUFROU n. (French) the rustling of silk; frills or decoration. |
| FRUCTUOUS | • fructuous adj. (Rare) fruitful. • FRUCTUOUS adj. fruitful. |
| FULGOROUS | • fulgorous adj. Flashing or shining brightly. • FULGOROUS adj. flashing like lightning, also FULGUROUS, FULGURANT. |
| FULGUROUS | • fulgurous adj. Resembling a lightning flash; fulgurant. • fulgurous adj. Full of lightning. • FULGUROUS adj. flashing like lightning, also FULGOROUS, FULGURANT. |
| FURACIOUS | • furacious adj. (Obsolete) Given to theft; thievish. • FURACIOUS adj. (obsolete) given to thieving; thievish. |
| FURFUROLE | • furfurole n. Alternative form of furfurol. • FURFUROLE n. a liquid obtained by heating bran with dilute sulphuric acid, also FURAL, FURFURAL, FURFURALDEHYDE, FURFUROL, FUROL, FUROLE. |
| FURFUROLS | • furfurols n. Plural of furfurol. • FURFUROL n. a liquid obtained by heating bran with dilute sulphuric acid, also FURAL, FURFURAL, FURFURALDEHYDE, FURFUROLE, FUROL, FUROLE. |
| FURFUROUS | • furfurous adj. Furfuraceous. • FURFUROUS adj. containing bran or particles resembling bran, also FURFURACEOUS. |
| FURIOUSLY | • furiously adv. In a furious manner; angrily. • furiously adv. Quickly; frantically; with great effort or speed. • furiously adv. Intensely, as with embarrassment. |
| FURLOUGHS | • furloughs n. Plural of furlough. • furloughs v. Third-person singular simple present indicative form of furlough. • Furloughs prop.n. Plural of Furlough. |
| GOURDFULS | • gourdfuls n. Plural of gourdful. • GOURDFUL n. the contents of a gourd. |
| HUMOURFUL | • humourful adj. Humorous; comical. • HUMOURFUL adj. full of humour, also HUMORFUL. |
| OUTFIGURE | • outfigure v. (Transitive) To outthink. • OUTFIGURE v. to surpass in figuring. |
| SOURCEFUL | • SOURCEFUL adj. offering useful things. |
| SULFUROUS | • sulfurous adj. (American spelling) Containing sulfur. • sulfurous adj. (Chemistry) Of, or relating to sulfur, especially in its lower oxidation state. • SULFUROUS adj. containing sulphur in lower valency; pertaining to hellfire, also SULPHUROUS. |
| UNFORTUNE | • unfortune n. (Obsolete) misfortune. • UNFORTUNE n. (archaic) ill-fortune. |
| UNGUIFORM | • unguiform adj. Claw-shaped. • UNGUIFORM adj. shaped like a claw. |