Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb encroach_upon
1 sense of encroach upon
Sense 1
intrude on, invade, obtrude upon, encroach upon -- (to intrude upon, infringe, encroach on, violate; "This new colleague invades my territory"; "The neighbors intrude on your privacy")
=> enter, come in, get into, get in, go into, go in, move into -- (to come or go into; "the boat entered an area of shallow marshes")