backing vs funding

backing and funding both are nouns.

Word	Noun	Adjective	Verb	Adverb
backing	Yes	No	No	No
funding	Yes	No	No	No

As nouns, backing and funding are synonyms defined as:

backing and funding: financial resources provided to make some project possible

Other synonyms of backing include financial backing, financial support, support.

backing (noun)	funding (noun)
the act of providing approval and support	the act of financing
something forming a back that is added for strengthening	financial resources provided to make some project possible
financial resources provided to make some project possible