the.com/disheveled
Looking like you lost a fight with your own pillow.
means Untidy and rumpled in appearance, especially hair, clothes, or general grooming.
from From Old French deschevele, hair undone — the prefix des- (apart) plus chevel (hair), literally let down.
Hair firstOriginally meant bareheaded or with loose, uncovered hair.
Lost letterBritish spelling keeps the double L: dishevelled.
No tidy twinThere is no opposite word sheveled; it never existed.