(rén) ninth of 10 heavenly stems 十天干; ninth in order; letter "I" or roman "IX" in list "A, B, C", or "I, II, III" etc; nona
(rénwǔ) nineteenth year I7 of the 60 year cycle, e.g. 2002 or 2062
(rénzǐ) forty ninth year I1 of the 60 year cycle, e.g. 1972 or 2032
(rényín) thirty ninth year I3 of the 60 year cycle, e.g. 1962 or 2022
(rénxū) fifty ninth year I11 of the 60 year cycle, e.g. 1982 or 2042
(rénshēn) ninth year I9 of the 60 year cycle, e.g. 1992 or 2052
(rénchén) twenty ninth year I5 of the 60 year cycle, e.g. 2012 or 2072
(rénchénwōluàn) Imjin war, Japanese invasion of Korea 1592-1598