fragility Antonyms

mechanical energy extraordinary strength great deal of energy great force greater strength greatest force greatest power greatest strength huge force extraordinary force enormous strength enormous power great power might and main resistivity great strength amazing strength big power considerable power enormous force huge power immense power immense strength powerful driver powerful energy powerful factor powerful force powerful impetus powerful incentive powerful instrument powerful stimulus powerful agent potent tool potent force incredible force incredible power incredible strength large force massive force massive power mighty force mighty power powerful tool avoirdupois insistence intensity juggernaut knack massiveness mightiness