searcher

(noun) someone making a search or inquiry. Synonyms: seeker, quester. Example: "They are seekers after truth."

(noun) a customs official whose job is to search baggage or goods or vehicles for contraband or dutiable items.

(noun) large metallic blue-green beetle that preys on caterpillars; found in North America. Synonyms: searcher beetle, Calosoma scrutator.