get to someone

My new colleague is really getting to me
رو مخ بودن، رو اعصاب راه رفتن

To bother someone
To cause feelings of suffering
( از نظر فیزیکی و جسمی ) اذیت کردن
صدمه /آسیب رساندن
2.
to annoy someone after a period of exposure to the annoyance
اعصاب خورد کردن

اذیت یا ناراحت کردن کسی
to annoy or upset someone.
مثال:
After a while his teasing started to get to me.