step on someone’s toes
US /stɛp ɑn ˈsʌm.wʌnz toʊz/
UK /stɛp ɑn ˈsʌm.wʌnz toʊz/

1.
pestare i piedi a qualcuno, invadere il campo di qualcuno
to offend someone by intruding on their area of responsibility or by doing something without their permission
:
•
I don't want to step on anyone's toes, but I think we need to re-evaluate this project.
Non voglio pestare i piedi a nessuno, ma credo che dobbiamo rivalutare questo progetto.
•
She was careful not to step on her colleague's toes when suggesting new ideas.
Stava attenta a non pestare i piedi al suo collega quando suggeriva nuove idee.