sharp
sharp
adjective
Having a very thin edge or fine point, able to cut or pierce.
"Be careful, that knife is very sharp."
adjective
Quick to understand, notice, or respond; intelligent and astute.
"She has a very sharp mind."
adjective
Sudden and quick, often involving a change in direction or intensity.
"The car took a sharp turn."
adverb
Exactly at the specified time; punctually.
"Be there at six o'clock sharp."
Thesaurus
Synonyms: sharp-worded, unpleasant, tart, astute, shrewd, smart, keen, lancinate, lancinating, cutting, knifelike, salt