忳

tún:* 忧郁烦闷："～郁邑余侘傺兮。" zhūn:* 诚恳的样子："纷～～之愿忠兮。" dùn:* 〔～～然〕无知的样子，如"不知治乱存亡之所由，～～～犹醉也。"

(translated) melancholic and vexed; sincere manner; ignorant appearance, especially in the doubled form "dùndùn rán"