| BLUEWINGS | • bluewings n. Plural of bluewing. • BLUEWING n. the blue-winged teal. |
| BOWLINGUALS | • BOWLINGUAL n. a device that allegedly translates a dog's bark and grunts into a human language. |
| BUILDDOWNS | • builddowns n. Plural of builddown. • BUILDDOWN n. a planned reduction. |
| BULLWADDIES | • BULLWADDY n. (Native Australian) an Australian tree, also BULWADDY, BULLWADDIE. |
| BULLWHIPS | • bullwhips n. Plural of bullwhip. • bull-whips n. Plural of bull-whip. • bull-whips v. Third-person singular simple present indicative form of bull-whip. |
| BULWADDIES | • BULWADDY n. (Native Australian) a North Australian tree, also BULLWADDIE, BULLWADDY, BULWADDEE. |
| BUSHWALKING | • bushwalking n. (Australia, New Zealand) The activity of hiking or backpacking. • bushwalking v. Present participle of bushwalk. • BUSHWALKING n. hiking through the bush as a leisure activity. |
| BUSHWALKINGS | • BUSHWALKING n. hiking through the bush as a leisure activity. |
| SWASHBUCKLING | • swashbuckling adj. Adventurous, exciting. • SWASHBUCKLE v. to act the part of a swashbuckler. |
| ULTRAWIDEBANDS | • ULTRAWIDEBAND n. a very broad bandwidth. |
| UNANSWERABILITY | • unanswerability n. The quality of being unanswerable. • UNANSWERABILITY n. the state of being unanswerable. |
| UNBOWDLERISED | • UNBOWDLERISED adj. not bowdlerised, also UNBOWDLERIZED. |
| UNKNOWABILITIES | • unknowabilities n. Plural of unknowability. • UNKNOWABILITY n. the state of being unknowable. |
| UNWHISTLEABLE | • unwhistleable adj. Not whistleable. • UNWHISTLEABLE adj. not whistleable. |
| UNWORKABILITIES | • unworkabilities n. Plural of unworkability. • UNWORKABILITY n. the quality of being unworkable. |
| WHIRLABOUTS | • whirlabouts n. Plural of whirlabout. • WHIRLABOUT n. anything that whirls around; a whirligig. |