No, party is the noun. Geebus... Please stop.No, "party" is the adjective that modifies the noun. Republican, Green, Libertarian, Labor, is the noun. With the Democratics, they use two adjectives with one being a noun substitute.
Libertarian Party, the Party is the noun, Libertarian is the adjective modifying the noun.
Political Party, Political is the adjective, Party is the noun...
When using Party in this context it will always be a noun... Party does not describe republican in that context republican modifies party.
Please just go to grok.com and have "him" explain it to you. In each of the political parties "Party" is the noun being modified by the adjective that tells you which type of Party...
This is like pretending that apple pie means that pie isn't a noun... Apple describes what type of pie so in that instance "apple" is an adjective. Cherry pie, another type of pie, pie being modified by the descriptor (adjective) cherry in this case. Cherry can be a noun... for instance red or black cherries, cherries are a noun, red and black are adjectives...
Red apple is where apple would be a noun, red describes the apple...
Any way, in each case of a political party, "Pa;rty" is the person place or thing (a political organization is the thing) and is described by the adjective. Republican, democratic, libertarian, all of those modifying "party" are adjectives.