feat of strength

noun 0.674

masterstroke

noun 0.622

virtuosity

noun 0.588

masterwork

noun 0.578

masterpiece

noun 0.573

bravura

noun 0.567

magnum opus

noun 0.563

forte

noun 0.554

show of force

noun 0.545

showstopper

noun 0.542

no mean feat

noun 0.542

stroke of genius

noun 0.539

oeuvre

noun 0.538

virtuoso

noun 0.534

work of art

noun 0.532

prowess

noun 0.529

showpiece

noun 0.528

triumph

noun 0.518

trump card

noun 0.518

masterfulness

noun 0.515

world-beater

noun 0.514

virtuosa

noun 0.506

derring-do

noun 0.506

toccata

noun 0.505

extraordinaire

noun 0.504

effort

noun 0.501