finder vs seeker

finder and seeker both are nouns.

Word	Noun	Adjective	Verb	Adverb
finder	Yes	No	No	No
seeker	Yes	No	No	No

As nouns, seeker is a hypernym of finder; that is, seeker is a word with a broader meaning than finder:

Other hypernyms of finder include quester, searcher.

finder (noun)	seeker (noun)
optical device that helps a user to find the target of interest	a missile equipped with a device that is attracted toward some kind of emission (heat or light or sound or radio waves)
someone who is the first to observe something	someone making a search or inquiry
someone who comes upon something after searching