Origin: Latin suffix -able
Unmistakable has 3 different meanings across 1 category:
clearly revealed to the mind or the senses or judgment
"the effects of the drought are apparent to anyone who sees the parched fields"
"evident hostility"
"manifest disapproval"
"patent advantages"
"made his meaning plain"
"it is plain that he is no reactionary"
"in plain view"
"a palpable lie"
Unique, such that it cannot be mistaken for something else.