sharpness; cutting ability
quickness (of wit); incisiveness; technical proficiency; skill
peppiness (of a ball)
このハサミは切れ味が悪い。
These scissors aren't sharp.
寿司職人は、包丁の切れ味を確かめた。
The sushi chef checked the sharpness of his knife.
彼の質問は切れ味があり、本質を突いていた。
His questions were incisive and got to the heart of the matter.