ending vs end

ending and end both are nouns.

Word	Noun	Adjective	Verb	Adverb
ending	Yes	No	No	No
end	Yes	No	Yes	No

As nouns, ending and end are synonyms defined as:

Other synonyms of ending include close, closing, conclusion.

As nouns, end is a hyponym of ending; that is, end is a word with a more specific, narrower meaning than ending:

As nouns, ending and end are synonyms defined as:

ending (noun)	end (noun)
the act of ending something	the part you are expected to play
the end of a word (a suffix or inflectional ending or final morpheme)	(American football) a position on the line of scrimmage, designating players at each end of the defensive line
the last section of a communication	a piece of cloth that is left over after the rest has been used or sold
event whose occurrence ends something	a final part or section
the point in time at which something ends	the state of affairs that a plan is intended to achieve and that (when achieved) terminates behavior intended to achieve it
	the last section of a communication
	the final stage or concluding parts of an event or occurrence
	either extremity of something that has length
	a boundary marking the extremities of something
	the surface at either extremity of a three-dimensional object
	one of two places from which people are communicating to each other
	(football) the person who plays at one end of the line of scrimmage
	a final state
	the point in time at which something ends

ending (verb)	end (verb)
	bring to an end or halt
	put an end to
	have an end, in a temporal, spatial, or quantitative sense; either spatial or metaphorical
	be the end of; be the last or concluding part of