nudnik

he can be such a nudnik when he doesn't get his way.

don't be a nudnik and let others enjoy the party.

her constant questions made her a nudnik during the meeting.

he's a nudnik about following the rules too strictly.

stop being a nudnik and just go with the flow.

everyone finds him a nudnik because he always complains.

she acts like a nudnik when she tries to control everything.

being a nudnik won't win you any friends.

he’s such a nudnik about punctuality; it drives everyone crazy.

she’s a nudnik when it comes to planning the itinerary.