捕まる
つかまる · tsukamaru · JLPT N3 · verb-godan
to be caught
🚓 つかむ tsukamu = to grab; tsukamaru = to get grabbed, so caught
捕まる is the intransitive partner of つかむ (to grab). Switching the ending to -maru moves the action onto the person being grabbed: they get caught or arrested. 捕 has the hand radical 扌, the hand that does the grabbing.
捕 — hand radical 扌 + 甫 (phonetic)
捕 is a semantic-phonetic compound. The hand radical 扌 (手) signals an action done with the hand, while 甫 supplies the sound (related to bǔ/fǔ). Together they convey 'to seize' or 'to catch' with the hand, as in capturing a person or animal.