"пилить"(кого-либо • The boss is riding everyone's butt to get the project finished by next weekthefreedictionary.comroman_vk); "долбить"(замучить придирками, упреками • He made us a great breakfast and you're just riding his butt... and not in a good way. – сериал The Simpsons, s14e17roman_vk)