探る
さぐる · saguru · JLPT N2 · verb-godan
to search
🔍 探 = 手 (hand) + 深 (deep): a hand reaching deep to search for something
探 — hand radical 扌 + 罙 (depth/cave)
探 combines the hand radical 扌 with 罙, which depicts a hand reaching into a cave or deep place. The original sense was reaching in to feel for or retrieve something hidden, which extended to 'probe,' 'search,' and 'explore.' 罙 also hints at the sound.