As a noun meaning 'move/trick': 高招 (brilliant move), 绝招 (killer move/signature technique), 没招 (no idea what to do). Common verb compounds: 招手 (wave/beckon), 招生 (recruit students), 招待 (entertain guests).
memory
The hand radical 扌 + 召 (to summon) — using your hand to summon someone.