Translation

• (to play) one's part
• one's role
• one's duty
• (to stay within) one's bounds
• dutiful
• keeping to one's role

Synonyms

• 己任, 本本分分
• 义不容辞, 义无返顾, 分内, 匹夫有责, 在所不辞, 当仁不让, 本本分分, 本职, 理所当然, 责无旁贷, 非君莫属
• 与世无争, 和光同尘, 奉公守法, 安分, 安分守己, 安守本分, 安贫乐道, 循规蹈矩, 既来之, 本本分分, 浑俗和光, 老实, 老实巴交, 规矩, 规行矩步, 规规矩矩, 随遇而安