| ASHFALLS | • ashfalls n. Plural of ashfall. • ASHFALL n. a deposit of volcanic ash. |
| FADAISES | • fadaises n. Plural of fadaise. • FADAISE n. (French) an obvious or silly remark. |
| FANBASES | • fanbases n. Plural of fanbase. • fan␣bases n. Plural of fan base. • FANBASE n. the body of fans of a celebrity. |
| FANTASMS | • fantasms n. Plural of fantasm. • FANTASM n. a creation of the imagination. |
| FANTASTS | • fantasts n. Plural of fantast. • FANTAST n. an impractical person, also PHANTAST. |
| FASCISTA | • FASCISTA n. (Italian) a supporter of fascism, also FASCIST. |
| FRACASES | • fracases n. Plural of fracas. • FRACAS n. (French) a brawl. |
| SAFARIST | • safarist n. One who goes on safari. • SAFARIST n. a person who goes on safari. |
| SAFFIANS | • saffians n. Plural of saffian. • SAFFIAN n. (Russian) a brightly-coloured goatskin or sheepskin leather. |
| SARAFANS | • sarafans n. Plural of sarafan. • SARAFAN n. (Russian) the national dress of Russian peasant women. |
| SEAFOAMS | • SEAFOAM n. foam formed on the sea. |
| WASHFAST | • washfast adj. Colorfast such that it will not fade when washed. • WASHFAST adj. that can be washed without losing colour or dye. |