鋭

young and energetic

sharp (knife, claws, etc.)

elite

spirited

sharp

state-of-the-art

radical

acute angle

sharp (eyes, ears, etc.)

radicalization

being young and spirited

young and energetic

acuminate (i.e. sharp shape of leaf)

courage

sensitive

sensitive

sharpness (e.g. of a photo)

sensitiveness

angular

picked troops

acute (of the shape of a leaf tip)

elect (select) few

elite force

young and energetic

acute triangle

sharp

elite unit

acute (of the shape of a leaf)

anatase (TiO2)

sharpness

acute accent (diacritic)

acuminate (of the shape of a leaf tip)

brunt of attack or argument

eagerly

to break the brunt

sharp (tongue, criticism, etc.)