(formal) friend

gold and jade / something valuable and expensive

金玉: (uncommon) a golden ball / 金玉, 睾丸: (slang, mildly vulgar) balls, testicles, bollocks, nuts / 金玉: (slang, mildly vulgar) a boy / 金玉: (uncommon) alternative name for 金柑 (kinkan, “kumquat”)

valuable, worthful, precious

preciousness; being valuable

to treasure, to cherish

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

(mildly vulgar) ballsack