cutpurse vs stealer

cutpurse and stealer both are nouns.

Word	Noun	Adjective	Verb	Adverb
cutpurse	Yes	No	No	No
stealer	Yes	No	No	No

As nouns, stealer is a hypernym of cutpurse; that is, stealer is a word with a broader meaning than cutpurse:

cutpurse: a thief who steals from the pockets or purses of others in public places
stealer: a criminal who takes property belonging to someone else with the intention of keeping it or selling it

Other hypernyms of cutpurse include thief.

cutpurse (noun)	stealer (noun)
a thief who steals from the pockets or purses of others in public places	a criminal who takes property belonging to someone else with the intention of keeping it or selling it