marten cat vs marten

marten cat and marten both are nouns.

Word	Noun	Adjective	Verb	Adverb
marten cat	Yes	No	No	No
marten	Yes	No	No	No

As nouns, marten cat and marten are synonyms defined as:

marten cat and marten: agile slender-bodied arboreal mustelids somewhat larger than weasels

marten cat (noun)	marten (noun)
agile slender-bodied arboreal mustelids somewhat larger than weasels	agile slender-bodied arboreal mustelids somewhat larger than weasels