syntactic category vs grammatical category

syntactic category and grammatical category both are nouns.

Word	Noun	Adjective	Verb	Adverb
syntactic category	Yes	No	No	No
grammatical category	Yes	No	No	No

As nouns, syntactic category and grammatical category are synonyms defined as:

syntactic category and grammatical category: (grammar) a category of words having the same grammatical properties

syntactic category (noun)	grammatical category (noun)
(grammar) a category of words having the same grammatical properties	(grammar) a category of words having the same grammatical properties