WordNet: indefinable, indescribable, ineffable, unspeakable, untellable, unutterable

Sanatista
defying expression or description; "indefinable yearnings"; "indescribable beauty"; "ineffable ecstasy"; "inexpressible anguish"; "unspeakable happiness"; "unutterable contempt"; "a thing of untellable splendor"



indefinable


indescribable


ineffable


unspeakable


untellable


unutterable