usurpation vs violation

usurpation and violation both are nouns.

Word	Noun	Adjective	Verb	Adverb
usurpation	Yes	No	No	No
violation	Yes	No	No	No

As nouns, usurpation and violation are synonyms defined as:

usurpation and violation: entry to another's property without right or permission

Other synonyms of usurpation include encroachment, intrusion, trespass.

usurpation (noun)	violation (noun)
wrongfully seizing and holding (an office or powers) by force (especially the seizure of a throne or supreme authority)	a crime less serious than a felony
entry to another's property without right or permission	entry to another's property without right or permission
	the crime of forcing a person to submit to sexual intercourse against his or her will
	a disrespectful act
	an act that disregards an agreement or a right