capitalization vs merchandising

capitalization and merchandising both are nouns.

Word	Noun	Adjective	Verb	Adverb
capitalization	Yes	No	No	No
merchandising	Yes	No	No	No

As nouns, merchandising is a hypernym of capitalization; that is, merchandising is a word with a broader meaning than capitalization:

Other hypernyms of capitalization include marketing, selling.

capitalization (noun)	merchandising (noun)
the act of capitalizing on an opportunity	the exchange of goods for an agreed sum of money
the sale of capital stock	the business of drawing public attention to goods and services
an estimation of the value of a business	branded products meant to promote another product, especially films and pop groups
writing in capital letters