stooper vs salvor

stooper and salvor both are nouns.

Word	Noun	Adjective	Verb	Adverb
stooper	Yes	No	No	No
salvor	Yes	No	No	No

As nouns, salvor is a hypernym of stooper; that is, salvor is a word with a broader meaning than stooper:

stooper: a person at a racetrack who searches for winning parimutuel tickets that have been carelessly discarded by others
salvor: someone who salvages

Other hypernyms of stooper include salvager.

stooper (noun)	salvor (noun)
a person who carries himself or herself with the head and shoulders habitually bent forward	someone who salvages
a person at a racetrack who searches for winning parimutuel tickets that have been carelessly discarded by others