skulk
US /skʌlk/
UK /skʌlk/

1.
espreitar, esgueirar-se, rondar
to move in a stealthy or furtive manner; to hide or move in a way that avoids attention, typically with a sinister or cowardly motive
:
•
He was seen skulking around the abandoned building.
Ele foi visto espreitando ao redor do prédio abandonado.
•
The dog would skulk away whenever it heard a loud noise.
O cachorro se esgueirava sempre que ouvia um barulho alto.