overcapitalization vs overcapitalisation

overcapitalization and overcapitalisation both are nouns.

Word	Noun	Adjective	Verb	Adverb
overcapitalization	Yes	No	No	No
overcapitalisation	Yes	No	No	No

As nouns, overcapitalization and overcapitalisation are synonyms defined as:

overcapitalization and overcapitalisation: (business) too much capitalization (the sale of more stock than the business warrants)

overcapitalization (noun)	overcapitalisation (noun)
(business) too much capitalization (the sale of more stock than the business warrants)	(business) too much capitalization (the sale of more stock than the business warrants)