HomeDictionary笃信笃信Wordto sincerely believeTraditional篤信Copy worddǔ xìndu3xin4Hear itMeaningto sincerely believe CC-CEDICTCharacters in 笃信笃dǔ信xìnWords with 笃信笃信好学dǔ xìn hào xuésincere belief and diligent studyWord