| FIRESTONES | • firestones n. Plural of firestone. • Firestones prop.n. Plural of Firestone. • FIRESTONE n. a rock, esp. sandstone, that can withstand great heat. |
| FIRSTBORNS | • firstborns n. Plural of firstborn. • FIRSTBORN n. the first in order of birth, the eldest child. |
| FORTUNISES | • fortunises v. Third-person singular simple present indicative form of fortunise. • FORTUNISE v. to make happy or fortunate, also FORTUNIZE. |
| FOSCARNETS | • FOSCARNET n. a drug used to treat AIDS. |
| FOSTERINGS | • fosterings n. Plural of fostering. • FOSTERING n. the act of nurturing. |
| FREESTONES | • freestones n. Plural of freestone. • Freestones prop.n. Plural of Freestone. • free-stones n. Plural of free-stone. |
| FRONTLISTS | • frontlists n. Plural of frontlist. • FRONTLIST n. a list of books about to be published. |
| FROSTINESS | • frostiness n. The quality of being frosty. • FROSTINESS n. the state of being frosty. |
| FROSTLINES | • frostlines n. Plural of frostline. • frost␣lines n. Plural of frost line. • FROSTLINE n. the depth to which the ground freezes in winter. |
| FROTHINESS | • frothiness n. The quality of being frothy. • FROTHINESS n. the state of being frothy. |
| SHOPFRONTS | • shopfronts n. Plural of shopfront. • shop␣fronts n. Plural of shop front. • SHOPFRONT n. the front of a shop. |
| SNOWDRIFTS | • snowdrifts n. Plural of snowdrift. • snow␣drifts n. Plural of snow drift. • SNOWDRIFT n. a drift of snow. |
| SONGCRAFTS | • SONGCRAFT n. the art of making songs or verse. |
| TRANSFORMS | • transforms v. Third-person singular simple present indicative form of transform. • transforms n. Plural of transform. • TRANSFORM v. to change into another form. |