| OPPUGNED | • oppugned v. Simple past tense and past participle of oppugn. • OPPUGN v. to assail with argument. |
| PROPOUND | • propound v. (Transitive) To put forward; to offer for discussion or debate. • PROPOUND v. to propose. |
| SANDPUMP | • sandpump n. Alternative form of sand pump. • sand␣pump n. A long cylinder with valved piston for use in drilling rocks. • SANDPUMP n. a pump for sand or mud. |
| UNCAPPED | • uncapped adj. Not capped (in various senses). • uncapped adj. (Sports) Not having made an appearance in an international sports match. • uncapped v. Simple past tense and past participle of uncap. |
| UNDIPPED | • undipped adj. Not dipped; not plunged; dry. • undipped v. Simple past tense and past participle of undip. • UNDIPPED adj. unbaptised. |
| UNLOPPED | • unlopped adj. That has not been lopped. • UNLOPPED adj. not lopped. |
| UNMAPPED | • unmapped adj. Not mapped. • UNMAPPED adj. not mapped. |
| UNRIPPED | • unripped adj. Not ripped. • unripped v. Simple past tense and past participle of unrip. • UNRIP v. to rip open. |
| UNSAPPED | • unsapped adj. Not sapped. • UNSAPPED adj. not sapped. |
| UNTAPPED | • untapped adj. Not tapped; not drawn on in terms of resources. • UNTAPPED adj. not tapped. |
| UNTIPPED | • untipped adj. Not provided with a tip (in various senses). • UNTIPPED adj. without a tip e.g. of cigarettes. |
| UNZIPPED | • unzipped v. Simple past tense and past participle of unzip. • unzipped adj. Not zipped (closed with a zip fastener). • unzipped adj. Not zipped (compressed into a single and often smaller file, especially a zip file). |