infringement vs infraction

infringement and infraction both are nouns.

Word	Noun	Adjective	Verb	Adverb
infringement	Yes	No	No	No
infraction	Yes	No	No	No

As nouns, infringement and infraction are synonyms defined as:

Other synonyms of infringement include misdemeanor, misdemeanour, violation.

infringement (noun)	infraction (noun)
a crime less serious than a felony	a crime less serious than a felony
an act that disregards an agreement or a right