He must be out on some proper devilry, or he wouldn't miss the party.
他准是出去干什么真正的鬼把戏去了, 要不然他不会错过这顿饭的.
辞典例句
She's up to some devilry or other.
她正要搞个恶作剧什么的.
互联网
mischief
