Synonyms for Clasp (same or very similar meaning)
WordNet sense 1 (fasten with or as if with a brooch):
broochWordNet sense 2 (fasten with a buckle or buckles):
buckleWordNet sense 3 (the act of grasping):
clench, clutch, grasp, grip, hold, clutchesFrom the ODE community, based on WordNetadd/edit