16-letter words containing po
- vitruvius pollio — Marcus, flourished 1st century b.c, Roman architect, engineer, and author.
- wolfenden report — a study produced in 1957 by the Committee on Homosexual Offences and Prostitution in Britain, which recommended that homosexual relations between consenting adults be legalized
- world exposition — world's fair.
- 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
- yah-boo politics — adversarial politics in which politicians constantly deride their opponents and dismiss everything suggested by them
- yellow poinciana — royal poinciana.
- zygosporangium's — a sporangium that bears a zygospore.