clinical psychologist vs psychotherapist

clinical psychologist and psychotherapist both are nouns.

Word	Noun	Adjective	Verb	Adverb
clinical psychologist	Yes	No	No	No
psychotherapist	Yes	No	No	No

As nouns, clinical psychologist and psychotherapist are synonyms defined as:

clinical psychologist and psychotherapist: a therapist who deals with mental and emotional disorders

clinical psychologist (noun)	psychotherapist (noun)
a therapist who deals with mental and emotional disorders	a therapist who deals with mental and emotional disorders