Part of speech:
Prohibited or forbidden by tradition, convention, etc.
Having an extremely low probability of occurrence. Used of quantum phenomena:
Find another word for untouchable. In this page you can discover 16 synonyms, antonyms, idiomatic expressions, and related words for untouchable, like: taboo, forbidden, denied, illegal, restricted, impalpable, imperceptible, intangible, inviolable, invulnerable and sacrosanct.