tread on someone's toes
idiomPart oftoe
tread on someone's toes — idiom
1. To say or do something that offends or annoys someone, especially by interfering
1.idiom
Definition
To say or do something that offends or annoys someone, especially by interfering in an area that is their responsibility.
Example
Élise apologized for treading on her colleague's toes when she changed the project plan without asking.
The new manager was careful not to tread on anyone's toes during her first week.