| CHILDPROOFS | • childproofs v. Third-person singular simple present indicative form of childproof. • CHILDPROOF v. to make an environment safe for a child, or safe from a child. |
| CORPORIFIES | • corporifies v. Third-person singular simple present indicative form of corporify. • CORPORIFY v. to embody; to form into a body. |
| FETOSCOPIES | • fetoscopies n. Plural of fetoscopy. • FETOSCOPY n. a procedure for viewing the fetus directly, within the uterus, also FOETOSCOPY. |
| FLOODPLAINS | • floodplains n. Plural of floodplain. • flood␣plains n. Plural of flood plain. • FLOODPLAIN n. an area bordering a stream over which water spreads when the stream tops its channel banks. |
| FOETIPAROUS | • foetiparous adj. Alternative form of fetiparous. • FOETIPAROUS adj. of marsupials, such as the kangaroo, giving birth to incompletely developed offspring, also FETIPAROUS. |
| FOLLOWSHIPS | • FOLLOWSHIP n. the practice of doing what other people suggest. |
| FORTEPIANOS | • fortepianos n. Plural of fortepiano. • FORTEPIANO n. the eighteenth century name for an early type of piano; a fortepiano note. |
| OOJAMAFLIPS | • oojamaflips n. Plural of oojamaflip. • OOJAMAFLIP n. a thing whose name is temporarily forgotten. |
| OPSONIFYING | • opsonifying v. Present participle of opsonify. • OPSONIFY v. to form opsonins in, a substance of blood serum making bacteria vulnerable to phagocytic action. |
| PIANOFORTES | • pianofortes n. Plural of pianoforte. • piano-fortes n. Plural of piano-forte. • PIANOFORTE n. (Italian) a large keyboard musical instrument. |
| POLYOLEFINS | • polyolefins n. Plural of polyolefin. • POLYOLEFIN n. a polymer of an alkene (as polyethylene). |
| POSTFORMING | • postforming v. Present participle of postform. • POSTFORM v. to shape subsequently. |
| PROFESSIONS | • professions n. Plural of profession. • PROFESSION n. a calling. |
| PROLIFEROUS | • proliferous adj. Producing many offspring; prolific or proliferative. • proliferous adj. (Botany) producing many buds or offshoots from leaves or flowers. • proliferous adj. (Zoology) reproducing by budding. |
| SPOONDRIFTS | • spoondrifts n. Plural of spoondrift. • spoon-drifts n. Plural of spoon-drift. • SPOONDRIFT n. the ocean spray which is blown by the wind, also SPINDRIFT. |
| TOPLOFTIEST | • toploftiest adj. Superlative form of toplofty: most toplofty. • TOPLOFTY adj. high and mighty, haughty, also TOPLOFTICAL. |