a person who is active late at nighta night owl whose spouse is more of an early bird
a night owl whose spouse is more of an early bird
nighthawks
nightclubbers, pub crawlersnight riders, nightwalkersnoctambulists, sleepwalkers
early birds
英语同义词词典收录了63618条英语词条，基本涵盖了全部常用同义词或反义词的辨析及翻译，是英语学习的有利工具。