鋭 - pointed, sharpness, edge

young and energetic; up-and-coming; new and excellent; newly produced; up-and-comer

sharp (knife, claws, etc.); pointed

state-of-the-art; cutting-edge

sharp; keen; acute

sharp (eyes, ears, etc.); keen; acute; sensitive

elite; best; pick; cream of the crop

spirited; energetic

acute angle

angular; angular-shaped; sharp-pointed

elite unit; elite troop

courage; ardour; high spirits

eagerly; earnestly; zealously; wholeheartedly; diligently; assiduously