| DESERTIFYING | • desertifying v. Present participle of desertify. • DESERTIFY v. to make into a desert. |
| FEATHEREDGES | • featheredges n. Plural of featheredge. • featheredges v. Third-person singular simple present indicative form of featheredge. • feather␣edges n. Plural of feather edge. |
| FEDERALISING | • federalising v. Present participle of federalise. • FEDERALISE v. to unite in a federation, also FEDERALIZE. |
| FEEDTHROUGHS | • feedthroughs n. Plural of feedthrough. • feed-throughs n. Plural of feed-through. • FEEDTHROUGH n. a device for connecting two parts of an electronic circuit. |
| FIBERGLASSED | • fiberglassed v. Simple past tense and past participle of fiberglass. • FIBERGLASS v. (US) to coat with fiberglass, a synthetic fibre made of fine filaments of molten glass, also FIBREGLASS. |
| FIBREGLASSED | • fibreglassed adj. Alternative spelling of fiberglassed. • FIBREGLASS v. to protect or repair by applying fibreglass. |
| FOREREADINGS | • FOREREADING n. a foretelling. |
| FORESPENDING | • forespending v. Present participle of forespend. • FORESPEND v. to wear out physically, also FORSPEND. |
| FRAGMENTISED | • fragmentised v. Simple past tense and past participle of fragmentise. • FRAGMENTISE v. to reduce to fragments, also FRAGMENTIZE. |
| FRANKPLEDGES | • frankpledges n. Plural of frankpledge. • frank-pledges n. Plural of frank-pledge. • FRANKPLEDGE n. a system of sureties under Old English law by which each adult member of a tithing was held responsible for the good conduct of the others. |
| FREELOADINGS | • FREELOADING n. eating at someone else's expense, gaining from someone else's efforts. |
| FREESTANDING | • freestanding adj. Standing or set apart. • freestanding adj. Not attached to anything. • freestanding adj. Not supported by or on anything. |
| FRIGIDNESSES | • FRIGIDNESS n. the state of being frigid. |
| OVERFEEDINGS | • overfeedings n. Plural of overfeeding. • OVERFEEDING n. excessive feeding. |
| PRESIGNIFIED | • presignified v. Simple past tense and past participle of presignify. • PRESIGNIFY v. to intimate or signify beforehand. |
| RANGEFINDERS | • rangefinders n. Plural of rangefinder. • range␣finders n. Plural of range finder. • RANGEFINDER n. an instrument for finding the distance of an object. |