无缘无故 Traditional 無緣無故 wú yuán wú gù 🔊 no cause or reason; completely uncalled for + Keep this word Meanings wú yuán wú gù 無緣無故 (idiom) no cause or reason; completely uncalled for Its characters 无wúnot to haveHSK 4缘yuáncause故gùhappeningHSK 7–9