psychiatric hospital vs mental home

psychiatric hospital and mental home both are nouns.

Word	Noun	Adjective	Verb	Adverb
psychiatric hospital	Yes	No	No	No
mental home	Yes	No	No	No

As nouns, psychiatric hospital and mental home are synonyms defined as:

psychiatric hospital and mental home: a hospital for mentally incompetent or unbalanced person

Other synonyms of psychiatric hospital include asylum, insane asylum, institution, mental hospital, mental institution.

psychiatric hospital (noun)	mental home (noun)
a hospital for mentally incompetent or unbalanced person	a hospital for mentally incompetent or unbalanced person