particle used to exaggerate certain adjectives, in particular [[神经|神經|shen2 jing1]][[兮|兮|xi1]][[兮|兮|xi1]] (nervous), [[脏兮兮|髒兮兮|zang1 xi1 xi1]] (dirty), [[可怜兮兮|可憐兮兮|ke3 lian2 xi1 xi1]] (pitiful), and [[惨|慘|can3]][[兮|兮|xi1]][[兮|兮|xi1]] (miserable)

dirty, filthy, or grubby in appearance

describing someone acting in a mysterious, suspicious, or secretive manner.

looking or feeling miserable, wretched, or deserving of pity