| INADEQUATELY | • inadequately adv. In an inadequate manner. • INADEQUATE adv. not adequate. |
| UNAFFECTEDLY | • unaffectedly adv. In an unaffected manner; sincerely and genuinely. • UNAFFECTED adv. not affected. |
| UNDEPENDABLY | • undependably adv. In an undependable manner; such that it cannot be relied upon. |
| UNDERLAYMENT | • underlayment n. Something that is underlaid, such as planking in a room of a house; underlay. • UNDERLAYMENT n. the act of underlaying. |
| UNDERPAYMENT | • underpayment n. An insufficient payment. • underpayment n. The act of making such a payment. • underpayment n. The amount by which a payment is insufficient. |
| UNDERTENANCY | • undertenancy n. (Property law) Synonym of sublease. • UNDERTENANCY n. a subsidiary tenancy. |
| UNDETECTABLY | • undetectably adv. In an undetectable way. |
| UNHYPHENATED | • unhyphenated v. Simple past tense and past participle of unhyphenate. • unhyphenated adj. Lacking a hyphen. • unhyphenated adj. (North America) Of people, belonging to a single ethnicity or nationality: names for multi-ethnic/multi-nationality… |
| UNMANNEREDLY | • unmanneredly adv. In an unmannered way; rudely. • UNMANNERED adv. marked by a lack of good manners. |
| UNMEASUREDLY | • UNMEASURED adv. not limited or known by measurement. |
| UNMYELINATED | • unmyelinated adj. Not myelinated. • UNMYELINATED adj. lacking a myelin sheath. |
| UNOXYGENATED | • unoxygenated adj. Not oxygenated. • UNOXYGENATED adj. not oxygenated. |
| UNPREPAREDLY | • unpreparedly adv. In an unprepared manner. • UNPREPARED adv. UNPREPARE, to make unprepared. |
| UNREWARDEDLY | • unrewardedly adv. Without being rewarded. • UNREWARDED adv. not rewarded. |