teazel vs teasel

teazel and teasel both are nouns.

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

As nouns, teazel and teasel are synonyms defined as:

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

Other synonyms of teazel include teasle.

teazel (noun)	teasel (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