investigate

Synonyms: be all ears bug case check out check over check up consider delve dig examine explore eyeball feel out frisk give the once over go into inquire inquisite inspect interrogate listen in look into look over look-see make inquiry muckrake nose around poke probe prospect pry put to the test question read reconnoiter research review run down scout scrutinize search sift spy stake out study tap wiretap

Antonyms: ignore