窒to obstruct, to stop; to obstruct; to stop upStrokes11PinyinzhìParts穴cave, den, hole至reach, arriveBuilt from 窒膣vaginaWords with 窒窒息zhì xī · zhixito choke; to stifle; to suffocate窒碍zhì ài · zhiai(literary) to be obstructed窒息性毒剂zhì xī xìng dú jì · zhixixingdujichoking agentStudy it in Yanamino