握手【あくしゅ】
handshake, reconciliation, joining hands, cooperation
把握【はあく】
understanding, grasp, grasping (with one's hand), hold, grip, catch
握る【にぎる】
to clasp, to grasp, to grip, to clutch, to hold (the answer), to have (e.g. the solution), to be the key, to be the reason, to seize (power), to hold (the reins), to dominate, to control, to make (nigirizushi, rice ball, etc.), to form (with one's hands), to press into shape, to mold, to mould
掌握【しょうあく】
grasping, seizing, holding, commanding, having control over
一握り【ひとにぎり】
handful, small amount, small number
握力【あくりょく】
grip (of hand), grip strength
握り飯【にぎりめし】
rice ball
握り締める【にぎりしめる】
to grasp tightly