suspension vs deferral

suspension and deferral both are nouns.

Word	Noun	Adjective	Verb	Adverb
suspension	Yes	No	No	No
deferral	Yes	No	No	No

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

Other hyponyms of suspension include cold storage, recess, moratorium, stand-down, standdown.

suspension (noun)	deferral (noun)
the act of suspending something (hanging it from above so it moves freely)	act of putting off to a future time
a temporary debarment (from a privilege or position etc)	a state of abeyance or suspended business
a mechanical system of springs or shock absorbers connecting the wheels and axles to the chassis of a wheeled vehicle
an interruption in the intensity or amount of something
temporary cessation or suspension
a mixture in which fine particles are suspended in a fluid where they are supported by buoyancy
a time interval during which there is a temporary cessation of something