[庚, gēngㄍㄥ] age; seventh of 10 heavenly trunks 十天干; seventh in order; letter "G" or roman "VII" in list "A, B, C", or "I, II, III" etc; hepta, See Also: 十天干#17048
[庚子, gēng zǐㄍㄥ ㄗˇ] thirty seventh year G1 of the 60 year cycle, e.g. 1960 or 2020; cf 庚子國變|庚子国变, the crisis year of 1900 involving the Boxer uprising and the eight nation military invasion, See Also: 庚子國變, 庚子国变#45563