pick over vs select

pick over is not an adjective while select is an adjective.

Word	Noun	Adjective	Verb	Adverb
pick over	No	No	Yes	No
select	No	Yes	Yes	No

As verbs, select is a hypernym of pick over; that is, select is a word with a broader meaning than pick over:

Other hypernyms of pick over include choose, pick out, take.

pick over (adjective)	select (adjective)
	selected or chosen for special qualifications
	of superior grade

pick over (verb)	select (verb)
separate or remove	pick out, select, or choose from a number of alternatives