a small hard spot that grows on your skin and that is caused by a virus 疣；瘊子；肉赘 - (also plantar wart)(both North American English)(British English verruca)
a small hard spot like a wart on the bottom of the foot, which can be easily spread from person to person 疣： 足底有小疣的小斑点，很容易在人与人之间传播
Word OriginOld English wearte, of Germanic origin; related to Dutch wrat and German Warze.