elite; best; pick; cream of the crop
state-of-the-art; cutting-edge
sharpness; sharp weapon; blade; fine soldier
young and energetic; up-and-coming; new and excellent; newly produced; up-and-comer
young and energetic; up-and-coming
eagerly; earnestly; assiduously; diligently; wholeheartedly
angular; angular-shaped; sharp-pointed
courage; ardour; high spirits
radicalization; radicalisation; intensification; aggravation; sharpening (e.g. of an image); narrowing (of a peak)
brunt of attack or argument
elite force; elite troops
young and energetic; up-and-coming
sensitiveness; sensitivity; delicacy (e.g. of feeling)
being young and spirited; being young and full of go
genius; brilliance; unusual talent; gifted person; person of unusual talent
acute (of the shape of a leaf); acuminate; pointed
acuminate (i.e. sharp shape of leaf); apiculate
sharpness (e.g. of a photo); definition
acute (of the shape of a leaf tip)
acuminate (of the shape of a leaf tip)
anatase (TiO2); octahedrite