frail Antonyms

robust unhurt titan thriving thickset thickly tendinous superhuman sturdy student stubbed strong stripling strengthy strapping stout storming stocky toned tough youngster wife wholesome weatherproof wan vital vigorous vibrant urgent unpassable unflexible unfailing undestroyable tuff toughish toughened stock-still stocked sapling sanitary salutary salubrious rugged rheumatic resounding resistive resistant refractory recovered punchy