sizeableness vs wideness

sizeableness and wideness both are nouns.

Word	Noun	Adjective	Verb	Adverb
sizeableness	Yes	No	No	No
wideness	Yes	No	No	No

As nouns, sizeableness and wideness are synonyms defined as:

sizeableness and wideness: unusual largeness in size or extent or number

Other synonyms of sizeableness include enormousness, grandness, greatness, immenseness, immensity, vastness.

sizeableness (noun)	wideness (noun)
unusual largeness in size or extent or number	the property of being wide; having great width
	unusual largeness in size or extent or number