tread (someone's) toes

Translations
наступать (кому-то) на пятки
He didn't want to tread his boss's toes by suggesting a new strategy.
Он не хотел наступать на пятки своему начальнику, предлагая новую стратегию.
Definitions
To offend or upset someone, especially by interfering in their responsibilities, territory, or affairs.
Words
toe

noun
палец
toeing

noun
схождение
tread

verb
ступать