even if ...,...cannot

not ... at all

(chiefly in mathematics, physics) for simplicity; for the sake of simplicity

sharp (physically like an edge, or visually as in an image)

(Okinawa, dialect) shop

(music) a sharp (sign for a sharp note on the staff) / Clipping of シャープペンシル (shāpu penshiru, “mechanical pencil”).

ease / simplicity / lightness, brevity

easy / simple, uncomplicated / brief, light, short

very, exceedingly, awfully / (before a negative form) not at all, at all, by no means

a Western knife, table knife