16-letter words containing a, p, e, r, i
- virtual particle — an elementary particle of transitory existence that does not appear as a free particle in a particular situation but that can transmit a force from one particle to another.
- walk a tightrope — be in a precarious position
- washing-up water — water used for washing dishes
- water chinquapin — an American lotus, Nelumbo lutea, having pale-yellow flowers and an edible seed.
- water lily tulip — a showy tulip, Tulipa kaufmanniana, of Turkestan, having spreading, white or pale-yellow flowers with yellow centers streaked with red.
- water-base paint — latex paint.
- weatherstripping — A piece of weatherstrip material.
- well-appreciated — to be grateful or thankful for: They appreciated his thoughtfulness.
- white propaganda — propaganda that comes from the source it claims to come from
- windward passage — a strait in the West Indies, between Cuba and Haiti. 50 miles (80 km) wide.
- writ of subpoena — a legal document commanding the attendance in court, as a witness, of the person on whom it is served, under a penalty