nervously
Maria estava nervosamente roendo as unhas.
Maria was nervously biting her nails.
Ela começou a andar pela sala nervosamente.
She began pacing nervously around the room.
Tom riu nervosamente.
Tom laughed nervously.
Tom estava parado ao lado do portão, torcendo as mãos nervosamente.
Tom was standing beside the gate, nervously wringing his hands.