狠狠 hěnhěn ruthlessly Origin Definitions Defs Strokes Stroke Words Sentences Sents Showing: resolutely All meanings 7 hěnhěn 7 ruthlessly 6resolutely 1 1 sentence for 狠狠 (hěnhěn — resolutely) 他下定决心要狠狠改掉这个坏习惯。 tā xiàdìng juéxīn yào hěnhěn gǎidiào zhè gè huài xíguàn. He is determined to kick this bad habit for good. Source: Dong Chinese Dictionary