| DESULFUR | • desulfur v. (Transitive) to remove the sulfur from something (such as petroleum or flue gases). • DESULFUR v. to free from sulphur. |
| DOUBTFUL | • doubtful adj. Subject to, or causing doubt. • doubtful adj. Experiencing or showing doubt, sceptical. • doubtful adj. Undecided or of uncertain outcome. |
| FLUBDUBS | • flubdubs n. Plural of flubdub. • FLUBDUB n. pretentious nonsense. |
| FRAUDFUL | • fraudful adj. Full of fraud, deceit, or treachery; fraudulent. • FRAUDFUL adj. deceptive. |
| GOURDFUL | • gourdful n. As much as a gourd will carry. • GOURDFUL n. the contents of a gourd. |
| ODOURFUL | • odourful adj. Alternative form of odorful. • ODOURFUL adj. strong smelling, also ODORFUL. |
| PROUDFUL | • proudful adj. Full of pride; excessively proud. • PROUDFUL adj. (dialect) full of pride. |
| SUBFLUID | • subfluid n. A substance that is partly fluid, or between solid and liquid. • SUBFLUID adj. somewhat fluid. |
| SULFURED | • sulfured v. Simple past tense and past participle of sulfur. • sulfured adj. Treated with sulfur. • SULFUR v. to treat with sulfur, also SULPHUR. |
| UDDERFUL | • udderful adj. Having a full udder. • udderful n. Enough to fill an udder. • UDDERFUL n. the contents of a full udder. |
| UNFEUDAL | • unfeudal adj. Not feudal. • UNFEUDAL adj. not marked by social attitudes. |
| UNFLUTED | • unfluted adj. Not fluted. • UNFLUTED adj. not fluted. |
| UNFURLED | • unfurled v. Simple past tense and past participle of unfurl. • UNFURL v. to unroll. |
| UPFURLED | • upfurled v. Simple past tense and past participle of upfurl. • UPFURL v. to roll up. |