もじもじ
mojimoji

Adverb
Suru Verb

1. bashfully; hesitantly; fidgety; restlessly; squirming; wriggling; haltingly

Onomatopoeia
かれ不安 ふあんげにいすの うえでもじもじした。
karewa fuangeni isuno uede mojimoji shita.
He shifted about uneasily in his chair.
Other forms: