| BULNBULNS | • BULNBULN n. (Native Australian) the lyrebird. |
| LUNULATED | • lunulated adj. Synonym of lunulate. • LUNULATED adj. crescent-shaped; having crescent-shaped markings, also LUNULATE. |
| LUPULINIC | • LUPULINIC adj. of or like lupulin, a yellow powder on hop cones, used as sedative, also LUPULINE. |
| NUCLEOLUS | • nucleolus n. (Cytology) A conspicuous, rounded body within the nucleus of a cell. • NUCLEOLUS n. a minute rounded body within the nucleus of a cell, associated with RNA synthesis, also NUCLEOLE. |
| NUMBSKULL | • numbskull n. (Derogatory) Alternative spelling of numskull. • NUMBSKULL n. a stupid person, also NUMSKULL. |
| NUMSKULLS | • numskulls n. Plural of numskull. • NUMSKULL n. a stupid person, also NUMBSKULL. |
| PULVINULE | • PULVINULE n. the pulvinus of a leaflet. |
| TUNEFULLY | • tunefully adv. In a tuneful manner. • TUNEFUL adv. melodious. |
| ULULATING | • ululating v. Present participle of ululate. • ULULATE v. to lament loudly and shrilly. |
| ULULATION | • ululation n. The act of ululating; a long, loud, wavering cry or howl. • ULULATION n. a howling. |
| UNEQUALLY | • unequally adv. Not equally, unevenly, sometimes unfairly. • UNEQUAL adv. not equal. |
| UNFUELLED | • unfuelled adj. Alternative spelling of unfueled. • UNFUELLED adj. not fuelled. |
| UNHELPFUL | • unhelpful adj. Not providing help or assistance; not helpful. • UNHELPFUL adj. not helpful. |
| UNILLUMED | • unillumed adj. (Archaic) Not illumed; unlit. • UNILLUMED adj. not illuminated. |
| UNLUCKILY | • unluckily adv. Without luck; unfortunately. • UNLUCKY adv. not lucky. |
| UNQUELLED | • unquelled adj. Not quelled. • UNQUELLED adj. not quelled. |
| UNSKILFUL | • unskilful adj. (Britain) Alternative spelling of unskillful. • UNSKILFUL adj. not skilful, also UNSKILLFUL. |
| UNSULLIED | • unsullied adj. Not sullied. • UNSULLIED adj. not sullied. |
| UNUSUALLY | • unusually adv. In an unusual manner. • UNUSUAL adv. not usual. |