| SWIFTLETS | • swiftlets n. Plural of swiftlet. • SWIFTLET n. a cave-dwelling swift (bird). |
| WRISTLETS | • wristlets n. Plural of wristlet. • WRISTLET n. a wrist band. |
| SWELTRIEST | • SWELTRY adj. oppressively hot. |
| WAISTBELTS | • waistbelts n. Plural of waistbelt. • WAISTBELT n. a belt worn round the waist e.g. for carrying money. |
| WHITELISTS | • whitelists v. Third-person singular simple present indicative form of whitelist. • white␣lists n. Plural of white list. • WHITELIST v. to place a name, email address, Web site address, or program on a list of items that are deemed spam- or virus-free. |
| WITBLITSES | • WITBLITS n. (South African) a strong home-distilled alcoholic spirit. |
| SHUTTLEWISE | • shuttlewise adv. Back and forth, like a shuttle. • SHUTTLEWISE adv. backwards and forwards. |
| THISTLEDOWNS | • thistledowns n. Plural of thistledown. • THISTLEDOWN n. the typically plumose pappus from the ripe flower head of a thistle. |
| WHOLESTITCHES | • WHOLESTITCH n. weaving stitch that fills in a pattern. |
| WOLLASTONITES | • wollastonites n. Plural of wollastonite. • WOLLASTONITE n. a metasilicate of calcium, usually occurring in white to grey fibrous tabular masses and used as a source of rock wool. |
| HALFWITTEDNESS | • halfwittedness n. The quality of being halfwitted. • HALFWITTED n. feebleminded. |
| STREETWALKINGS | • STREETWALKING n. prostitution. |
| TWISTABILITIES | • TWISTABILITY n. the quality of being twistable. |
| WATERCOLORISTS | • watercolorists n. Plural of watercolorist. • WATERCOLORIST n. an artist who paints in watercolour, also WATERCOLOURIST. |
| NORTHWESTERLIES | • northwesterlies n. Plural of northwesterly. • NORTHWESTERLY n. a wind from the northwest. |
| SOUTHWESTERLIES | • southwesterlies n. Plural of southwesterly. • south-westerlies n. Plural of south-westerly. • SOUTHWESTERLY n. a wind from the southwest. |
| WATERCOLOURISTS | • watercolourists n. Plural of watercolourist. • WATERCOLOURIST n. an artist who works with watercolour, also WATERCOLORIST. |