falsie vs cushioning

falsie and cushioning both are nouns.

Word	Noun	Adjective	Verb	Adverb
falsie	Yes	No	No	No
cushioning	Yes	No	No	No

As nouns, cushioning is a hypernym of falsie; that is, cushioning is a word with a broader meaning than falsie:

falsie: padding that is worn inside a brassiere
cushioning: artifact consisting of soft or resilient material used to fill or give shape or protect or add comfort

Other hypernyms of falsie include padding.

falsie (noun)	cushioning (noun)
padding that is worn inside a brassiere	artifact consisting of soft or resilient material used to fill or give shape or protect or add comfort
artificial eyelashes