candidature vs campaigning

candidature and campaigning both are nouns.

Word	Noun	Adjective	Verb	Adverb
candidature	Yes	No	No	No
campaigning	Yes	No	No	No

As nouns, candidature and campaigning are synonyms defined as:

Other synonyms of candidature include candidacy, electioneering, political campaign.

candidature (noun)	campaigning (noun)
the campaign of a candidate to be elected	the campaign of a candidate to be elected