| DECIDUOUSNESS | • deciduousness n. The state or condition of being deciduous; the quality of trees which lose their leaves in winter or the dry season. • DECIDUOUSNESS n. the state of being deciduous. |
| DUMBFOUNDERED | • dumbfoundered v. Simple past tense and past participle of dumbfounder. • DUMBFOUNDER v. to strike dumb; to confuse with astonishment, also DUMBFOUND, DUMFOUND, DUMFOUNDER. |
| DUMFOUNDERING | • dumfoundering v. Present participle of dumfounder. • DUMFOUNDER v. to strike dumb; to confuse with astonishment, also DUMBFOUND, DUMBFOUNDER, DUMFOUND. |
| SUBINTRODUCED | • SUBINTRODUCE v. to bring in surreptitiously or subtly. |
| SUPERABOUNDED | • superabounded v. Simple past tense and past participle of superabound. • SUPERABOUND v. to be superabundant. |
| THUNDERCLOUDS | • thunderclouds n. Plural of thundercloud. • thunder␣clouds n. Plural of thunder cloud. • THUNDERCLOUD n. a cloud charged with electricity and producing lightning and thunder. |
| UNBOUNDEDNESS | • unboundedness n. The condition of being unbounded. • UNBOUNDEDNESS n. the state of being unbounded. |
| UNCLOUDEDNESS | • uncloudedness n. The quality of not being clouded. • UNCLOUDEDNESS n. the state of being unclouded. |
| UNDERGROUNDER | • undergrounder n. An underground publication or movie. • undergrounder n. One who is part of a secret or underground society or subculture. • under-grounder n. Alternative spelling of undergrounder. |
| UNDEROCCUPIED | • underoccupied adj. Not occupied enough, especially of a building with housing units. • UNDEROCCUPIED adj. insufficiently occupied. |
| UNDERPRODUCED | • underproduced adj. Having had inadequate time or effort spent on its production. • UNDERPRODUCE v. to produce less than the expected amount. |
| UNDERPRODUCES | • underproduces v. Third-person singular simple present indicative form of underproduce. • UNDERPRODUCE v. to produce less than the expected amount. |
| UNDISCOURAGED | • undiscouraged adj. Not discouraged. • UNDISCOURAGED adj. not discouraged. |
| UNDISHONOURED | • undishonoured adj. Not dishonoured. • UNDISHONOURED adj. not dishonoured. |
| UNFOUNDEDNESS | • unfoundedness n. The state or condition of being unfounded. • UNFOUNDEDNESS n. the state of being unfounded. |