(a.) Having the form of strata.

bristly bushy capillary castellatus cirrous cloud-flecked clouded cloudy cumuliform cumulous dark dirty fibered fibroid fibrous flagelliform fleecy flocculent flossy funicular furry fuzzy gloomy gossamery hairlike hairy heavy hirsute hispid lanate lenticularis ligamental mammatus matted nebulous nimbose nubilous overcast overclouded pilose pubescent ropy shagged shaggy silky squally stormy stratiform stratous stringy taeniate taeniform threadlike thready thunderheaded unshorn wiry woolly