zit vs pimple

zit and pimple both are nouns.

Word	Noun	Adjective	Verb	Adverb
zit	Yes	No	No	No
pimple	Yes	No	No	No

As nouns, zit and pimple are synonyms defined as:

zit and pimple: a small inflamed elevation of the skin; a pustule or papule; common symptom in acne

Other synonyms of zit include hickey.

zit (noun)	pimple (noun)
a small inflamed elevation of the skin; a pustule or papule; common symptom in acne	a small inflamed elevation of the skin; a pustule or papule; common symptom in acne