occurrence vs occurrent

occurrence and occurrent both are nouns.

Word	Noun	Adjective	Verb	Adverb
occurrence	Yes	No	No	No
occurrent	Yes	Yes	No	No

As nouns, occurrence and occurrent are synonyms defined as:

Other synonyms of occurrence include happening, natural event.

occurrence (noun)	occurrent (noun)
an event that happens	an event that happens
an instance of something occurring

occurrence (adjective)	occurrent (adjective)
	presently occurring (either causally or incidentally)