Word: unheard
Part of speech: Adjective
Syllables: un
heard
Definition: Not known to fame; not illustrious or celebrated; obscure.
Morphemes:
Affix: un-
Language: en
PoS: Prefix
Meaning: absent; lacking; not; negative
Affix: heard
Language: en
PoS: Adjective
Meaning: That has been heard or listened to; that has been aurally detected.