fragile Antonyms

stormproof supple sturdy stubbed strong strengthy straggling stout stocked solid sizable salubrious rugged robust resistive resistant resilient potent sustained thickset tough shatterproof rubberlike nonbreakable unattackable antifragile solid-state unmelted rubbery durum unbreakable breast-fed leatherlike altitudinous weatherproof undestroyable toughish toughened persuasive mammoth freck fibrous fed evergreen employable dure durable crushing coriaceous clayey