ineffable

About 0.82 uses per million words.

Meaning

1. adjective Beyond expression in words; unspeakable. .mw-parser-output .defdate{font-size:smaller}
2. adjective Forbidden to be uttered; taboo.
3. noun Something that is beyond utterance; something unspeakable.

Similar words

indescribable unexpressible unspeakable unutterable inexpressible untellable unnameable indefinable sacred unwordable

Often followed by

and name joy beauty mystery sweetness love contempt glory

Word family

ineffabilities ineffability ineffableness ineffablenesses ineffably