- disheveled, dishevelled, frowzled, rumpled, tousled - in disarray; extremely disorderly; "her clothing was disheveled"; "powder-smeared and frowzled"; "a rumpled unmade bed"; "a bed with tousled sheets"; "his brown hair was tousled, thick, and curly"- Al Spiers
Antonym: tidy (indirect, via untidy)