16-letter words containing n, a, h, c
- yachting regatta — a sailing competition
- yellow archangel — a Eurasian herbaceous plant (Lamiastrum luteum) that has yellow helmet-shaped flowers: family Lamiaceae (labiates)
- yet another yacc — (tool) (Yay) An extension of Yacc with LALR2 parsing. Yay is available from Bull as part of the University of Waterloo Tools package maintained by <[email protected]>.
- zone of leaching — A horizon.