16-letter words containing o, s, n, a, b, u
- unimpressionable — easily impressed or influenced; susceptible: an impressionable youngster.
- unreasonableness — not reasonable or rational; acting at variance with or contrary to reason; not guided by reason or sound judgment; irrational: an unreasonable person.
- vapor combustion — Vapor combustion is a closed burn system used for treating liquid waste which contains volatile organic compounds.
- 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