head-shrinker vs psychiatrist

head-shrinker and psychiatrist both are nouns.

Word	Noun	Adjective	Verb	Adverb
head-shrinker	Yes	No	No	No
psychiatrist	Yes	No	No	No

As nouns, head-shrinker and psychiatrist are synonyms defined as:

head-shrinker and psychiatrist: a physician who specializes in psychiatry

Other synonyms of head-shrinker include shrink.

head-shrinker (noun)	psychiatrist (noun)
a savage who cuts off and preserves the heads of enemies as trophies	a physician who specializes in psychiatry
a physician who specializes in psychiatry