zit vs hickey

zit and hickey both are nouns.

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

As nouns, zit and hickey are synonyms defined as:

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

Other synonyms of zit include pimple.

zit (noun)	hickey (noun)
a small inflamed elevation of the skin; a pustule or papule; common symptom in acne	a temporary red mark on a person's skin resulting from kissing or sucking by their lover
	a small inflamed elevation of the skin; a pustule or papule; common symptom in acne