Verb

(en-verb)

Break or violate a treaty, a law, a right etc.

*{{quote-magazine, date=2013-06-08, volume=407, issue=8839, page=55, magazine=(The Economist)

, title= Obama goes troll-hunting , passage=According to this saga of intellectual-property misanthropy, these creatures [patent trolls] roam the business world, buying up patents and then using them to demand extravagant payouts from companies they accuse of infringing them. Often, their victims pay up rather than face the costs of a legal battle.}}

Break in or encroach on something.

Verb

* 1836 , Alexander Slidell Mackenzie, The American in England (page 269)

Intrenched within the citadel of our apartment, and cheered by the comfortings of a coal fire, we passed the day in letter-writing, conversation, or gazing from the sheltered security of our windows upon the agitated sea