having or showing grace

agile, charming, lovely

to do exercises to make oneself fit for athletics or sport

flexible

(of a person etc) bending, twisting or turning easily

flexible, graceful and slender

moving, doing things, quickly and easily

dexterous, smart

small in width or circumference compared with height or length; only just enough

thin

(of speed) faster that that of sound; (of a plane) able to fly at supersonic speed

fast, quick

easily bending, not stiff

bendable

(of sound waves) above normal human hearing

fast, quick