defile1
verb (formal or literary)- defile something
to make something dirty or no longer pure, especially something that people consider important or holy 弄脏；玷污；糟蹋；亵渎 Many victims of burglary feel their homes have been defiled. 许多家门被撬的人都感到自己的家被玷污了。 The altar had been defiled by vandals. 圣坛受到破坏公物者的肆意践踏。
Word Originlate Middle English: alteration of obsolete defoul, from Old French defouler ‘trample down’, influenced by obsolete befile ‘pollute, defile’.