decompressing vs decompression

decompressing and decompression both are nouns.

Word	Noun	Adjective	Verb	Adverb
decompressing	Yes	No	No	No
decompression	Yes	No	No	No

As nouns, decompressing and decompression are synonyms defined as:

decompressing and decompression: relieving pressure (especially bringing a compressed person gradually back to atmospheric pressure)

decompressing (noun)	decompression (noun)
relieving pressure (especially bringing a compressed person gradually back to atmospheric pressure)	relieving pressure (especially bringing a compressed person gradually back to atmospheric pressure)
	restoring compressed information to its normal form for use or display