忠贞 zhōngzhēn HSK7 loyal and steadfast Origin Definitions Defs Strokes Stroke Words Sentences Sents 忠贞不渝 zhōngzhēnbùyú unswervingly loyal unswerving in one's loyalty; faithful and constant; describes someone whose devotion and integrity never change忠贞不贰 zhōngzhēnbù'èr unswerving in loyalty Loyal and faithful, without a change of heart or divided allegiance.