Encroach on someone else's rights.
encroach on, trespass on, invade, infringe on, intrude onView synonyms
- ‘We'll teach those little beggars not to poach on our territory.’
- ‘The University is going to poach on your territory with a computerized system to help companies find managers.’
- ‘Just remember, it's not considered very good taste to poach on another woman's territory.’