| AUSFORMS | • ausforms v. Third-person singular simple present indicative form of ausform. • AUSFORM v. (German) to deform, quench, and temper a metal. |
| FEARSOME | • fearsome adj. Frightening, especially in appearance. • fearsome adj. (Rare or archaic) fearful, frightened. • FEARSOME adj. causing fear. |
| FIBROMAS | • fibromas n. Plural of fibroma. • FIBROMA n. a benign tumor, also FIBROID. |
| FORAMENS | • foramens n. Plural of foramen. • FORAMEN n. (Latin) a small anatomical opening. |
| FOREARMS | • forearms n. Plural of forearm. • FOREARM v. to arm in advance. |
| FOREMAST | • foremast n. (Nautical) The mast nearest the bow, on a ship with more than one mast; the second-tallest mast on a full-rigged ship. • fore-mast n. Alternative spelling of foremast. • FOREMAST n. the forward mast of a ship. |
| FORMANTS | • formants n. Plural of formant. • FORMANT n. (German) a component of a speech sound. |
| FORMATES | • formates v. Third-person singular simple present indicative form of formate. • FORMATE v. to fly in formation. |
| FORMICAS | • formicas n. Plural of formica. • FORMICA n. any of various laminated products used especially for surface finish. |
| FORMULAS | • formulas n. Plural of formula. • FORMULA n. (Latin) a prescribed or set form. |
| FOUMARTS | • foumarts n. Plural of foumart. • FOUMART n. a polecat, also FOULMART. |
| FROMAGES | • fromages n. Plural of fromage. • FROMAGE n. (French) cheese. |
| GASIFORM | • gasiform adj. Having the form of a gas; gaseous. • GASIFORM adj. having the form of gas. |
| MORTSAFE | • mortsafe n. (Scotland) An iron frame constructed over a grave as a protection against resurrectionists. • MORTSAFE n. a heavy iron cage placed over the grave of a newly buried person to deter body snatchers. |
| OFFRAMPS | • offramps n. Plural of offramp: alternative spelling of off-ramps. • off-ramps n. Plural of off-ramp. • OFFRAMP n. a road leading off an expressway. |
| VASIFORM | • vasiform adj. (Biology) Having the form of a vessel or duct. • vasiform adj. (Biology) Containing vessels or ducts. • VASIFORM adj. having the form of a vase. |
| WOLFRAMS | • WOLFRAM n. (German) an alternative name for tungsten. |