briary vs thorny

briary and thorny both are adjectives.

Word	Noun	Adjective	Verb	Adverb
briary	No	Yes	No	No
thorny	No	Yes	No	No

As adjectives, briary and thorny are synonyms defined as:

briary and thorny: having or covered with protective barbs or quills or spines or thorns or setae etc.

Other synonyms of briary include barbed, barbellate, briery, bristled, bristly, burred, burry, prickly, setaceous, setose, spiny.

briary (adjective)	thorny (adjective)
having or covered with protective barbs or quills or spines or thorns or setae etc.	having or covered with protective barbs or quills or spines or thorns or setae etc.
	bristling with perplexities