pushpin vs drawing pin

pushpin and drawing pin both are nouns.

Word	Noun	Adjective	Verb	Adverb
pushpin	Yes	No	No	No
drawing pin	Yes	No	No	No

As nouns, pushpin and drawing pin are synonyms defined as:

pushpin and drawing pin: a tack for attaching papers to a bulletin board or drawing board

Other synonyms of pushpin include thumbtack.

pushpin (noun)	drawing pin (noun)
a tack for attaching papers to a bulletin board or drawing board	a tack for attaching papers to a bulletin board or drawing board