| FLORISTRIES | • FLORISTRY n. the art of cultivating and selling flowers. |
| FOREBITTERS | • FOREBITTER n. a nautical ballad sung at the forebitts. |
| FORFEITURES | • forfeitures n. Plural of forfeiture. • FORFEITURE n. the act of forfeiting. |
| FORSTERITES | • forsterites n. Plural of forsterite. • FORSTERITE n. a white, yellow, or green mineral of the olivine group consisting of magnesium silicate. |
| FORTRESSING | • fortressing v. Present participle of fortress. • FORTRESS v. to strengthen with a fortress. |
| INTERFERONS | • interferons n. Plural of interferon. • INTERFERON n. any of several proteins produced by cells infected with a virus and having the ability to inhibit viral growth. |
| MORTIFEROUS | • mortiferous adj. (Now rare) Causing spiritual death. • mortiferous adj. Causing physical death; deadly, fatal, lethal. • MORTIFEROUS adj. death-bringing; fatal. |
| OFFERTORIES | • offertories n. Plural of offertory. • OFFERTORY n. the part of the Eucharist during which the bread and wine are placed on the altar and any collection is taken. |
| RAINFORESTS | • rainforests n. Plural of rainforest. • rain␣forests n. Plural of rain forest. • RAINFOREST n. a complex community dominated by trees, with high rainfall, many epiphytes and lianes. |
| REFECTORIES | • refectories n. Plural of refectory. • REFECTORY n. the dining-hall of a monastery or other institution. |
| REFORESTING | • reforesting v. Present participle of reforest. • REFOREST v. to replant with trees. |
| REFORTIFIES | • refortifies v. Third-person singular simple present indicative form of refortify. • REFORTIFY v. to fortify anew. |
| REFRACTIONS | • refractions n. Plural of refraction. • REFRACTION n. the bending of waves or rays of energy. |
| RIVERFRONTS | • riverfronts n. Plural of riverfront. • RIVERFRONT n. the land or area along a river. |
| SUPERPROFIT | • superprofit n. Excess profit. • SUPERPROFIT n. an exceptional profit. |
| THURIFEROUS | • thuriferous adj. Producing, bearing or yielding frankincense. • THURIFEROUS adj. incense-bearing. |
| YTTRIFEROUS | • yttriferous adj. Containing or producing yttrium. • YTTRIFEROUS adj. (Swedish) of an ore, bearing yttrium. |