downsizing vs curtailment

downsizing and curtailment both are nouns.

Word	Noun	Adjective	Verb	Adverb
downsizing	Yes	No	No	No
curtailment	Yes	No	No	No

As nouns, downsizing and curtailment are synonyms defined as:

downsizing and curtailment: the reduction of expenditures in order to become financially stable

Other synonyms of downsizing include retrenchment.

downsizing (noun)	curtailment (noun)
the reduction of expenditures in order to become financially stable	the act of withholding or withdrawing some book or writing from publication or circulation
	the reduction of expenditures in order to become financially stable
	the temporal property of being cut short