| ENSERFING | • enserfing v. Present participle of enserf. • ENSERF v. to make a serf of. |
| FIBERFILL | • fiberfill n. (US) A lightweight synthetic fiber used as insulation in clothing. • FIBERFILL n. (US) synthetic fibres used as a filling material, also FIBREFILL. |
| HYPERFINE | • hyperfine adj. Extremely fine, especially of the hyperfine structure in the spectra of atoms and molecules. • HYPERFINE adj. excessively fine. |
| INTERFILE | • interfile v. (Transitive) To file (something) between or among existing entries. • INTERFILE v. to arrange in or add to a file. |
| INTERFIRM | • interfirm adj. Between firms. • inter-firm adj. Alternative spelling of interfirm. • INTERFIRM adj. between firms. |
| OVERFILLS | • overfills v. Third-person singular simple present indicative form of overfill. • OVERFILL v. to fill to overflowing. |
| PERFIDIES | • perfidies n. Plural of perfidy. • PERFIDY n. deliberate breach of faith or trust. |
| SUPERFINE | • superfine adj. Extremely subtle or refined; extremely sensitive to slight impressions or perceptions. • superfine adj. Extremely refined or sophisticated; very elegant. • superfine adj. Having an especially fine size or texture; made of very small particles or threads. |
| SUPERFIRM | • superfirm n. An especially large and successful firm (business concern). • SUPERFIRM n. a large firm. |
| UNDERFIRE | • underfire v. (Transitive, intransitive) To heat from below. • underfire v. (Transitive) To intentionally operate a boiler, furnace, oven, etc., at a low level. • underfire v. (Intransitive) To burn fuel at less than the desired level, thus not providing heat efficiently. |
| UNDERFISH | • underfish v. To fish less than would still be sustainable; to underuse (an area) for fishing. • UNDERFISH v. to fish insufficiently. |
| VIPERFISH | • viperfish n. A deepwater fish of the genus Chauliodus, a fierce predator with long, needle-like teeth and hinged… • VIPERFISH n. a predatory deep-sea fish. |