Huan Wen was a powerful general of the Eastern Jin dynasty.
Tips
culture
Most familiar from posthumous titles like 齐桓公 (Duke Huan of Qi). Originally 桓 named the tall wooden marker posts set up at post stations and tombs, which is why it carries the wood radical.
木 is the wood radical (left-side form). The character originally named a wooden marker post, so the wood radical fixes the material sense even though today it is mostly a surname.
