17-letter words containing t, h, e, w, i, l
- white-pine weevil — a brown beetle, Pissodes strobi, the larvae of which feed on the terminal buds and shoots of white pine and other conifers.
- white-tailed deer — a common North American deer, Odocoileus virginianus, having a tail with a white underside.
- white-tailed kite — an American kite, Elanus leucurus, having gray plumage with a white head, breast, and tail.
- whitesmiths style — (programming) An obsolete and deprecated source code indent style popularised by the examples that came with Whitesmiths C, an early commercial C compiler. Basic indent per level is eight spaces, occasionally four. if (cond) { } (2014-09-24)
- willow flycatcher — a North American flycatcher, Empidonax alnorum, of alder thickets and other moist areas, that has greenish-brown upper parts and whitish underparts and is almost indistinguishable except by voice from E. traillii (willow flycatcher)
- winchester bushel — a unit of dry measure containing 4 pecks, equivalent in the U.S. (and formerly in England) to 2150.42 cubic inches or 35.24 liters (Winchester bushel) and in Great Britain to 2219.36 cubic inches or 36.38 liters (Imperial bushel) Abbreviation: bu., bush.
- winter heliotrope — a creeping perennial, Petasites fragrans, related to the butterbur, having lilac to heliotrope-coloured flowers smelling of vanilla: found chiefly on road verges
- with half a heart — halfheartedly
- withdrawal method — a method of contraception in which the man withdraws his penis from the woman's vagina before ejaculation
- world without end — for ever
- worth one's while — a period or interval of time: to wait a long while; He arrived a short while ago.