私 sī HSK5 private Origin Definitions Defs Strokes Stroke Words Sentences Sents Showing: selfish All meanings 4 sī 4 secretly 2private 1selfish 1 1 sentence for 私 (sī — selfish) 他一心只顾私利，不顾集体利益。 tā yīxīn zhǐ gù sī lì, bù gù jítǐ lìyì. He cares only about his own interests, ignoring the interests of the collective. Source: Dong Chinese Dictionary