内心 nèixīn HSK3 heart Definitions Defs Origin Strokes Stroke Words Sentences Sents nèixīn heart 内 內 nèi locative heart (bound form) inside the body or mind; the internal organs; the heart; one's inner feelings or conscience心 xīn noun mind thought; intellect; the organ of thinkingnèixīn incenter 内 內 nèi locative inside inside; within; inner; internal; specifically refers to the interior or domestic domain as opposed to the exterior or foreign domain; often used in spatial or temporal contexts心 xīn noun center the middle or interior part of something; the corenèixīn sincere 内 內 nèi locative heart (bound form) inside the body or mind; the internal organs; the heart; one's inner feelings or conscience心 xīn noun intention purpose; motive; moral character or disposition