证

to admonish / variant of 證|证[zheng4]

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

first month of the lunar year

straight / upright / proper / main / principal / to correct / to rectify / exactly / just (at that time) / right (in that place) / (math.) positive

"speech" or "words" radical in Chinese characters (Kangxi radical 149) / see also 言字旁[yan2 zi4 pang2]