nagger

🇬🇧/ˈnæɡə(r)/ 🇺🇸/ˈnæɡər/ 30
someone who annoys people by constantly finding fault.

noun [专属名词]爱唠叨的人;尽找岔的人

I think you are being a nagger today. 我认为你今天特别爱找岔。