勾纤 gōuqiàn thicken with starch Definitions Defs Origin Strokes Stroke Words Sentences Sents 勾 gōu to thicken to thicken a sauce or soup with starch, meaning to thicken by mixing in a slurry纤 縴 qiàn tow-rope a rope used by boatmen for towing a boat from the shore