shiftily
🇺🇸
/ˈʃɪftɪli/
🇬🇧
/ˈʃɪftɪli/
in a sneaky or sneaking manner
He glanced at his watch shiftily, hoping no one would notice.
彼は誰も気づかないことを願いながら、こっそりと時計を見た。