为患 wéihuàn to cause trouble Origin Definitions Defs Strokes Stroke Words Sentences Sents 人满为患 rénmǎnwéihuàn overcrowded packed with people to the point of causing trouble or inconvenience养虎为患 yǎnghǔwéihuàn to nurture a tiger invites calamity to indulge or nourish an enemy is to invite future trouble; to create problems for oneself by being too lenient with a dangerous person