teasel vs teazel

teasel and teazel both are nouns.

Word	Noun	Adjective	Verb	Adverb
teasel	Yes	No	No	No
teazel	Yes	No	No	No

As nouns, teasel and teazel are synonyms defined as:

teasel and teazel: any of several herbs of the genus Dipsacus native to the Old World having flower heads surrounded by spiny bracts

Other synonyms of teasel include teasle.

teasel (noun)	teazel (noun)
any of several herbs of the genus Dipsacus native to the Old World having flower heads surrounded by spiny bracts	any of several herbs of the genus Dipsacus native to the Old World having flower heads surrounded by spiny bracts