Productive radical for hearing, listening, and ear-shaped objects. Reliable meaning clue: 聋 (deaf), 聊 (chat), 联 (connect), 聘 (engage / hire), 聪 (clever-eared), 职 (post / duty), 聚 (gather), 聋, 听 (听 in traditional 聽 — 'ear stretched toward virtue'). Important not to confuse with the unrelated left-side 阝 ear-mound shape.