Hair Cressida: tousled, shoulder-length, just-got-out-of-bed blonde mop.
Cara: tousled, shoulder-length, just-got-out-of-bed blonde mop.
In general, Mrs. Romney tends towards pullover sweaters and pushed-up sleeves, preppy skirts, easy blazers and tousled hair.
"pull roughly, disorder, dishevel," mid-15c., frequentative of -tousen "handle or push about roughly," from Old English *tusian, from Proto-Germanic *tus- (cf. Frisian tusen, Old High German erzusen, German zausen "to tug, pull, dishevel"); related to tease.