論證

to prove a point / to expound on / to demonstrate or prove (through argument) / proof

abbr. for 論語|论语[Lun2 yu3], The Analects (of Confucius)

opinion / view / theory / doctrine / to discuss / to talk about / to regard / to consider / per / by the (kilometer, hour etc)

certificate / proof / to prove / to demonstrate / to confirm / variant of 症[zheng4]