| FILTRATIONS | • filtrations n. Plural of filtration. • FILTRATION n. the act of filtering. |
| FINGERSTALL | • fingerstall n. A protective cover for the finger; a fingercot. • FINGERSTALL n. a covering for protecting a finger. |
| FLIRTATIONS | • flirtations n. Plural of flirtation. • FLIRTATION n. the act of flirting. |
| FLORIATIONS | • floriations n. Plural of floriation. • FLORIATION n. decoration with floral ornament. |
| FLUORINATES | • fluorinates v. Third-person singular simple present indicative form of fluorinate. • FLUORINATE v. to introduce fluorine into a chemical compound. |
| FLUSTRATING | • flustrating v. Present participle of flustrate. • FLUSTRATE v. (obsolete) to fluster. |
| FLUSTRATION | • flustration n. (Colloquial) The act of flustrating; confusion; flurry. • FLUSTRATION n. (obsolete) flustering. |
| FULMINATORS | • fulminators n. Plural of fulminator. • FULMINATOR n. one who fulminates. |
| FUSTILARIAN | • fustilarian n. (Obsolete, nonce word) A low fellow; a stinkard; a scoundrel. • FUSTILARIAN n. (Shakespeare) a fat and slovenly person, also FUSTILIRIAN, FUSTILLIRIAN. |
| FUSTILIRIAN | • FUSTILIRIAN n. (Shakespeare) a term of abuse, also FUSTILARIAN, FUSTILLIRIAN. |
| INFILTRATES | • infiltrates v. Third-person singular simple present indicative form of infiltrate. • INFILTRATE v. to cause to filter into. |
| INFRACOSTAL | • infracostal adj. (Anatomy) Below the ribs. • INFRACOSTAL adj. beneath the ribs. |
| INSUFFLATOR | • insufflator n. Agent noun of insufflate: a person or device which insufflates. • insufflator n. A form of injector for forcing air into a furnace. • INSUFFLATOR n. one who insufflates. |
| SATINFLOWER | • satinflower n. Any of various flowering plants… • SATINFLOWER n. another name for the greater stitchwort. |
| SULFURATING | • sulfurating v. Present participle of sulfurate. • SULFURATE v. to combine with sulfur, also SULPHURATE. |
| SULFURATION | • sulfuration n. (Chemistry) reaction with sulfur. • SULFURATION n. the process of treating with sulfur, also SULPHURATION. |