[with two objs](常作be vouchsafed)give or grant (something) to (someone) in a gracious or condescending manner 惠赐,赐予 it is a blessing vouchsafed him by heaven. 那是上天赐予他的福。 ■[with obj.]reveal or disclose (information) 透露(信息) you'd never vouchsafed that interesting titbit before. 你以前可从来没有说过那个趣闻。
语源
Middle English: originally as the phrase vouch something safe on someone, i.e. 'warrant the secure conferment of (something on someone')