| BEAUTIFUL | • beautiful adj. Attractive and possessing beauty. • beautiful adj. Good, admirable. • beautiful adj. (Of the weather) Pleasant; clear. |
| BEETFLIES | • beetflies n. Plural of beetfly. • BEETFLY n. a fly which attacks beet plants. |
| BIFOLIATE | • bifoliate adj. (Botany) Having exactly two leaves. Compare bifoliolate, having two leaflets per leaf. • BIFOLIATE adj. having two leaves or leaflets. |
| BISULFATE | • bisulfate n. (Inorganic chemistry) The univalent anion HSO4-. • bisulfate n. (Inorganic chemistry) Any salt containing this anion. • bisulfate v. To react with a bisulfate. |
| BISULFITE | • bisulfite n. (Inorganic chemistry) The univalent group -HSO3, or any salt containing it. • BISULFITE n. an acid sulfite, also BISULPHITE. |
| BLITHEFUL | • blitheful adj. Full of gaiety; joyous. • BLITHEFUL adj. joyous. |
| BLUESHIFT | • blueshift n. (Physics) A change in the wavelength of light, in which the wavelength is shorter than when it was emitted… • BLUESHIFT n. a shift of the spectrum towards the blue. |
| FATIGABLE | • fatigable adj. Susceptible to fatigue; able to become physically exhausted. • FATIGABLE adj. easily tired, also FATIGUABLE. |
| FEBRILITY | • febrility n. Feverishness. • FEBRILITY n. feverishness. |
| FIBROLITE | • fibrolite n. (Mineralogy) Sillimanite. • FIBROLITE n. (tradename) a type of building board containing asbestos and cement , also FIBRO, FIBROCEMENT. |
| FIELDBOOT | • fieldboot n. A kind of riding boot with lacing at the vamp, traditionally worn by officers ranked "field grade" or higher. • field␣boot n. A type of walking boot. • FIELDBOOT n. a knee-length boot. |
| FIGHTABLE | • fightable adj. Able to be fought. • fightable adj. (Military) Capable in combat. • FIGHTABLE adj. able to be fought. |
| FILTRABLE | • filtrable adj. Alternative form of filterable. • FILTRABLE adj. capable of being filtered, also FILTERABLE. |
| FLABBIEST | • flabbiest adj. Superlative form of flabby: most flabby. • FLABBY adj. hanging loose. |
| FLEABITES | • fleabites n. Plural of fleabite. • FLEABITE n. the bite of a flea. |
| FLIBBERTS | • FLIBBERT n. (dialect) a small piece. |
| GIFTABLES | • GIFTABLE n. something appropriate for a gift. |
| LIFEBELTS | • lifebelts n. Plural of lifebelt. • life␣belts n. Plural of life belt. • LIFEBELT n. a buoyant belt for use in water. |
| LIFEBOATS | • lifeboats n. Plural of lifeboat. • life␣boats n. Plural of life boat. • LIFEBOAT n. a small rescue boat. |
| SHIFTABLE | • shiftable adj. That can be shifted. • SHIFTABLE adj. capable of being shifted. |