THESAURUS
advantage, bear hug, bite, clamp, clasp, clench, clinch, cling, clinging, clutch, death grip, embrace, firm hold, footing, footplate, footrail, footrest, grapple, grasp, grip, gripe, hold, hug, iron grip, locus standi, nip, perch, purchase, seizure, stance, stand, standing, standing place, tight grip, toehold, traction