Antonym of dullness

Antonyms of noun dullness

2 of 5 senses of dullness

Sense 3:

dullness
Antonym of brightness (Sense 1)
=>brightness

Sense 5:

dullness, bluntness
Antonym of sharpness (Sense 7)
=>asperity, sharpness
Antonym of sharpness (Sense 5)
=>sharpness, keenness