| FESTOLOGY | • festology n. A form of martyrology that lists the feast days. • FESTOLOGY n. a treatise on ecclesiastical festivals, also FESTILOGY. |
| FLOODINGS | • floodings n. Plural of flooding. • FLOODING n. the act of flooding. |
| FLOORAGES | • FLOORAGE n. floor space. |
| FLOORINGS | • floorings n. Plural of flooring. • FLOORING n. a floor. |
| FOLKSONGS | • folksongs n. Plural of folksong. • folk␣songs n. Plural of folk song. • FOLKSONG n. a song of the folk music of an area. |
| FOOTLINGS | • footlings n. Plural of footling. • FOOTLING n. the act of pottering about. |
| FOOTLONGS | • footlongs n. Plural of footlong. • FOOTLONG n. a hotdog one foot long. |
| FOOTSLOGS | • footslogs n. Plural of footslog. • footslogs v. Third-person singular simple present indicative form of footslog. • FOOTSLOG v. to march or tramp. |
| FOOZLINGS | • FOOZLING n. the act of bungling. |
| FOXGLOVES | • foxgloves n. Plural of foxglove. • fox-gloves n. Plural of fox-glove. • FOXGLOVE n. a tall plant with drooping bell-shaped flowers. |
| FULGOROUS | • fulgorous adj. Flashing or shining brightly. • FULGOROUS adj. flashing like lightning, also FULGUROUS, FULGURANT. |
| GONFALONS | • gonfalons n. Plural of gonfalon. • GONFALON n. a small flag or pennant immediately below the head of a knight's lance, also GONFANON. |
| GOOFBALLS | • goofballs n. Plural of goofball. • GOOFBALL n. (US) a barbiturate pill used as an exhilarant; a goofy person. |
| SOLFEGGIO | • solfeggio n. (Music) Synonym of solfège. • SOLFEGGIO n. a singing exercise using the syllable do, re, mi, fa, so, la, ti, also SOLFEGE. |
| UFOLOGIES | • ufologies n. Plural of ufology. • UFOLOGY n. the study of unidentified flying objects. |
| UFOLOGIST | • ufologist n. A person who studies UFOs. • UFOLOGIST n. one interested in ufos. |