| FIBRILLATED | • fibrillated v. Simple past tense and past participle of fibrillate. • fibrillated adj. Having fibrils. • FIBRILLATE v. to undergo fibrillation. |
| FIBRILLATES | • fibrillates v. Third-person singular simple present indicative form of fibrillate. • FIBRILLATE v. to undergo fibrillation. |
| FIMBRILLATE | • FIMBRILLATE adj. having a fringed margin, also FIMBRIATE. |
| FIREBALLING | • fireballing v. Present participle of fireball. • fireballing adj. (Baseball) Tending to pitch fastballs. • FIREBALLING adj. relating to the delivery of fireballs, fast balls in baseball. |
| FIREWALLING | • firewalling v. Present participle of firewall. • FIREWALL v. to install software that protects a network against unauthorized users. |
| FLICKERTAIL | • flickertail n. Nickname for the North American ground squirrel, Citellus richardsoni. • FLICKERTAIL n. in North America, a ground-squirrel. |
| FLORILEGIUM | • florilegium n. A collection of flowers. • florilegium n. (Christianity) A patristic anthology. • FLORILEGIUM n. (Latin) a collection of literary pieces; an anthology. |
| FRINGILLINE | • fringilline adj. (Zoology) Pertaining to the family Fringillidae, the true finches. • FRINGILLINE adj. relating to the finches. |
| GILLIFLOWER | • gilliflower n. Alternative spelling of gillyflower. • gilli-flower n. Alternative spelling of gillyflower. • GILLIFLOWER n. a carnation, also GELLIFLOWRE, GILLYFLOWER, GILLYVOR. |
| GLORIFIABLE | • glorifiable adj. Able to be glorified. • GLORIFIABLE adj. that can be glorified. |
| INFERTILELY | • infertilely adv. In an infertile manner. • INFERTILE adv. not fertile, also UNFERTILE. |
| MILLEFIORIS | • millefioris n. Plural of millefiori. • MILLEFIORI n. (Italian) an ornamental glassmaking technique. |
| OVERFILLING | • overfilling v. Present participle of overfill. • OVERFILL v. to fill to overflowing. |
| PILFERINGLY | • pilferingly adv. By pilfering or stealing; thievingly. • PILFERINGLY adv. PILFERING. |