one hundred seventy-five vs clxxv

one hundred seventy-five and clxxv both are adjectives.

Word	Noun	Adjective	Verb	Adverb
one hundred seventy-five	No	Yes	No	No
clxxv	No	Yes	No	No

As adjectives, one hundred seventy-five and clxxv are synonyms defined as:

one hundred seventy-five and clxxv: being five more than one hundred seventy

Other synonyms of one hundred seventy-five include 175.

one hundred seventy-five (adjective)	clxxv (adjective)
being five more than one hundred seventy	being five more than one hundred seventy