nosy
nosy
/ˈnəʊzi/
(also nosey)
(informal, disapproving)
too interested in things that do not involve you, especially other people’s affairs
nosy neighbours
Don't be so nosy—it's none of your business.
Being the nosy type, I stopped to ask what they were doing.
e.g.
Get out of here, you nosy little pervert, or I'm gonna slap you silly! ヘンタイ野郎！尻をけっとばすぞ！ (/yupeco/『ホーム・アローン2』)