Croix de Guerre vs ribbon

Croix de Guerre and ribbon both are nouns.

Word	Noun	Adjective	Verb	Adverb
Croix de Guerre	Yes	No	No	No
ribbon	Yes	No	No	No

As nouns, ribbon is a hypernym of Croix de Guerre; that is, ribbon is a word with a broader meaning than Croix de Guerre:

Croix de Guerre: a French military decoration for gallantry
ribbon: an award for winning a championship or commemorating some other event

Other hypernyms of Croix de Guerre include decoration, laurel wreath, medal, medallion, palm.

Croix de Guerre (noun)	ribbon (noun)
a French military decoration for gallantry	notion consisting of a narrow strip of fine material used for trimming
	a long strip of inked material for making characters on paper with a typewriter
	an award for winning a championship or commemorating some other event
	any long object resembling a thin line