profoundly deaf vs deaf as a post

profoundly deaf and deaf as a post both are adjectives.

Word	Noun	Adjective	Verb	Adverb
profoundly deaf	No	Yes	No	No
deaf as a post	No	Yes	No	No

As adjectives, profoundly deaf and deaf as a post are synonyms defined as:

profoundly deaf and deaf as a post: totally deaf; unable to hear anything

Other synonyms of profoundly deaf include stone-deaf, unhearing.

profoundly deaf (adjective)	deaf as a post (adjective)
totally deaf; unable to hear anything	totally deaf; unable to hear anything