12-letter words containing r, a, d, i, o, u
- underpassion — an underlying or subconscious passion
- undiscordant — not discordant; not disagreeing or disagreeable
- unformalized — not formalized
- unformidable — causing fear, apprehension, or dread: a formidable opponent.
- unglamorized — not glamorized
- unharmonized — to bring into harmony, accord, or agreement: to harmonize one's views with the new situation.
- unnormalized — to make normal.
- unoriginated — not originated
- unpatronized — having few or no patrons
- unproclaimed — to announce or declare in an official or formal manner: to proclaim war.
- uranic oxide — uranium dioxide.
- varicoloured — having many colours; variegated; motley
- vocabularied — having a vocabulary as specified