giant garlic vs Spanish garlic

giant garlic and Spanish garlic both are nouns.

Word	Noun	Adjective	Verb	Adverb
giant garlic	Yes	No	No	No
Spanish garlic	Yes	No	No	No

As nouns, giant garlic and Spanish garlic are synonyms defined as:

giant garlic and Spanish garlic: European leek cultivated and used like leeks

Other synonyms of giant garlic include Allium scorodoprasum, rocambole, sand leek.

giant garlic (noun)	Spanish garlic (noun)
European leek cultivated and used like leeks	European leek cultivated and used like leeks