Antonyms of adj incisive

2 senses of incisive

Sense 1
acute, discriminating, incisive, keen, knifelike, penetrating, penetrative, piercing, sharp -- (having or demonstrating ability to recognize or draw fine distinctions; "an acute observer of politics and politicians"; "incisive comments"; "icy knifelike reasoning"; "as sharp and incisive as the stroke of a fang"; "penetrating insight"; "frequent penetrative observations")

INDIRECT (VIA perceptive) -> unperceptive, unperceiving -- (lacking perception; "as unperceptive as a boulder")

Sense 2
incisive -- (suitable for cutting or piercing; "incisive teeth")

INDIRECT (VIA sharp) -> dull -- (not having a sharp edge or point; "the knife was too dull to be of any use")

Similarity of adj incisive

2 senses of incisive

Sense 1
acute, discriminating, incisive, keen, knifelike, penetrating, penetrative, piercing, sharp -- (having or demonstrating ability to recognize or draw fine distinctions; "an acute observer of politics and politicians"; "incisive comments"; "icy knifelike reasoning"; "as sharp and incisive as the stroke of a fang"; "penetrating insight"; "frequent penetrative observations")
       => perceptive (vs. unperceptive) -- (having the ability to perceive or understand; keen in discernment; "a perceptive eye"; "a perceptive observation")

Sense 2
incisive -- (suitable for cutting or piercing; "incisive teeth")
       => sharp (vs. dull) -- (having or made by a thin edge or sharp point; suitable for cutting or piercing; "a sharp knife"; "a pencil with a sharp point")