THESAURUS
leathery
buff, cartilaginous, chewy, cohesive, coriaceous, durable, fibrous, gristly, hard, hardy, lasting, leather, leatherlike, leathern, resistant, ropy, sinewy, stiff, stringy, strong, stubborn, tenacious, tough, tough as leather, untiring, vigorous, viscid, wiry
ROGET THESAURUS
leathery
Tenacity
N
tenacity, toughness, strength, (cohesion), grip, grasp, stickiness, (cohesion), sequacity, stubbornness (obstinacy), glue, cement, glutinousness, sequaciousness, viscidity, (semiliquidity), leather, white leather, whitleather, gristle, cartilage, unbreakability, tensile strength, tenacious, tough, strong, resisting, sequacious, stringy, gristly cartilaginous,
leathery, coriaceous, tough as whitleather, stubborn, unbreakable, indivisible, atomic.