捜査
そうさ · sousa · JLPT N3 · noun
probe
🔍🚓 捜査 = search (捜) + inspect (査): police search and inspect
捜 has the hand radical 扌, as in hunting for something by hand. 査 means to check or examine, as in 調査 (survey) and 検査 (inspection). Put together, it means a formal search, usually by police.