忠心耿耿 zhōngxīngěnggěng loyal and devoted Origin Definitions Defs Strokes Stroke Words Sentences Sents 忠心 zhōngxīn noun loyalty loyalty; devotion; faithfulness耿 gěng reduplication troubled (bound form) dedicated; devoted; also describes being uneasy or distressed, as in 耿耿 gěnggěng