Trespass (7)
'trespass' is the definition.
(I know that impinge is a type of trespass)
This is the entire clue.
(Other definitions for impinge that I've seen before include "Make an impact, encroach" , "Strike - make an impression (on)" , "Have an effect (upon)" , "Encroach - strike" , "Make an impact, or have bearing on" .)
'trespass' is the definition.
(thesaurus)
This is the entire clue.
(Other definitions for infringe that I've seen before include "Cross boundary" , "Transgress" , "Violate" , "Break (rule)" , "Encroach on (a right)" .)