凈〔净〕 {jìng}

1. clean
2. completely
3. only
4. net (income, exports etc)
5. (Chinese opera) painted face male role

凈係〔净系〕 zing⁶ hai⁶ {jìng xì}

just; only

凈身〔净-〕 zing⁶ san¹ {jìng shēn}

to purify one's body (i.e. to get castrated)

凈身出戶〔净--户〕 zeng⁶ san¹ ceot¹ wu⁶ {jìng shēn chū hù}

to leave a marriage with nothing (no possessions or property)

凈心修身〔净---〕 zing⁶ sam¹ sau¹ san¹ {jìng xīn xiū shēn}

to have an untroubled heart and behave morally (idiom)