Having the quality of incising, cutting, or penetrating, as with a sharp instrument; cutting; hence, sharp; acute; sarcastic; biting.
Of or pertaining to the incisors; incisor; as, the incisive bones, the premaxillaries.
Piercing, Perceptive, Sharp, Penetrative, Discriminating, Acute, Penetrating, Keen, Knifelike
Decisive, Derisive, Divisive, Incisive
Incisive in Spanish is Incisivo