| CONFESSANT | • confessant n. (Obsolete) One who confesses to a priest. • CONFESSANT n. one who confesses to a priest. |
| FIRESTONES | • firestones n. Plural of firestone. • Firestones prop.n. Plural of Firestone. • FIRESTONE n. a rock, esp. sandstone, that can withstand great heat. |
| FLAGSTONES | • flagstones n. Plural of flagstone. • FLAGSTONE n. a large paving stone. |
| FLOWSTONES | • flowstones n. Plural of flowstone. • FLOWSTONE n. a general term for deposits formed by dripping and flowing water on walls and floors of caves. |
| FOETIDNESS | • foetidness n. The quality of being foetid. • FOETIDNESS n. the state of being foetid. |
| FOOTSTONES | • footstones n. Plural of footstone. • FOOTSTONE n. a stone at the foot of a grave, as opposed to a headstone. |
| 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. |
| 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. |
| MANIFESTOS | • manifestos n. Plural of manifesto. • manifestos v. Third-person singular simple present indicative form of manifesto. • MANIFESTO n. a written statement declaring publicly the intentions, motives, or views of its issuer. |
| SOFTENINGS | • softenings n. Plural of softening. • SOFTENING n. the act of making soft. |
| SOFTNESSES | • softnesses n. Plural of softness. • SOFTNESS n. the state of being soft. |
| STONEFLIES | • stoneflies n. Plural of stonefly. • STONEFLY n. a winged insect. |
| SULFONATES | • sulfonates n. Plural of sulfonate. • sulfonates v. Third-person singular simple present indicative form of sulfonate. • SULFONATE n. a salt of sulphonic acid. |