Tā guǐsuì de dōngzhāngxīwàng, hǎoxiàng zài zhǎo shénme rén.
He was furtively looking around, as if searching for someone.
Tips
memory
鬼 (ghost) + 祟 (evil spirit causing mischief) - acting like a ghost, lurking in the shadows. Both characters evoke supernatural stealth, giving the word its strong flavor of skulking and secrecy.