疔疮 dīngchuāng boil Definitions Defs Origin Strokes Stroke Words Sentences Sents 疔 dīng boil malignant boil; carbuncle; a painful skin infection that starts small but is deep-rooted and hard疮 瘡 chuāng noun sore sore; skin ulcer; skin or mucosal infection causing redness, swelling, and pus