Word Study
unbreakable
ROGET THESAURUS
unbreakable
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.For further exploring for "unbreakable" in Webster Dictionary Online