勿れ[nakare] must not
勿体[mottai] superior airs
勿体振る[mottaiburu] to put on airs
勿論[mochiron] of course
事勿れ主義[kotonakareshugi] principle of peace-at-any-price

勿体無い[mottainai] impious
勿忘草[wasurenagusa] forget-me-not (esp. the water forget-me-not, Myosotis scorpioides)
勿怪[moke] unexpected
勿怪の幸い[mokkenosaiwai] windfall

忌憚[kitan] reserve
憚る[habakaru] to hesitate
憚り乍ら[habakarinagara] with all due respect ...
憚り様[habakarisama] thank you for your trouble

過ちては則ち改むるに憚ること勿れ[ayamachitehasunawachiaratamurunihabakarukotonakare] do not delay to make amends for one's wrongs
憎まれっ子世に憚る[nikumarekkoyonihabakaru] Ill weeds grow apace
憚り[habakari] hesitation
忌憚のない[kitannonai] unrestrained