Un-mind-ful, anystyriol, difeddwl, diofal
Un-pleas-ant, anhyfryd, annhirion
Un-read-y, anmharod; anhwylus
Un-right-eous, anghyfiawn, anuniawn
Un-ru-ly, afreolus, penwyllt, dirëol
Un-set-tle, ansefydlu
Un-sta-ble, anwadal
Un-stead-fast, anniysgog, anniymod
Un-stead-y, gwamal, anwadal
Un-thank-ful, diddiolch, anniolchgar