Nouns

(n)blur, fuzza hazy or indistinct representation“it happened so fast it was just a blur”, “he tried to clear his head of the whisky fuzz”

Verbs

(v)film over, glaze over, blurbecome glassy; lose clear vision“Her eyes glazed over from lack of sleep”
(v)blurto make less distinct or clear“The haze blurs the hills”
(v)confuse, blur, obscure, obnubilatemake unclear, indistinct, or blurred“Her remarks confused the debate”, “Their words obnubilate their intentions”
(v)smear, blur, smudge, smutchmake a smudge on; soil by smudging
(v)blur, blearmake dim or indistinct“The fog blurs my vision”
(v)blur, dim, slurbecome vague or indistinct“The distinction between the two theories blurred”