賤精 [贱－]

Jyutping zin6 zing1
Pinyin jiàn jīng

Definitions (CC-CANTO)
  1. a despicable person; a person of bad character
Definitions (粵典–words.hk)
  1. 名詞、俚語
    衰格​冇​品​嘅​人​（​量​詞​：​條​）
    low class person; person of bad character; literally: low class spirit