adverb, adverb taking the 'to' particle, noun or participle which takes 'suru'
Describes hair, beards, or fur that is messy, tangled, or sticking out in an untidy way. Often used with と and する.
See also: もじゃもじゃ
朝起きたら髪がもしゃもしゃになっていた。
When I woke up in the morning, my hair was all tousled.
彼のもしゃもしゃしたひげが印象的だ。
His scraggly beard is striking.