pickax vs pickaxe

pickax and pickaxe both are nouns.

Word	Noun	Adjective	Verb	Adverb
pickax	Yes	No	No	No
pickaxe	Yes	No	No	No

As nouns, pickax and pickaxe are synonyms defined as:

pickax and pickaxe: a heavy iron tool with a wooden handle and a curved head that is pointed on both ends

Other synonyms of pickax include pick.

pickax (noun)	pickaxe (noun)
a heavy iron tool with a wooden handle and a curved head that is pointed on both ends	a heavy iron tool with a wooden handle and a curved head that is pointed on both ends