Japanese lime vs Japanese linden

Japanese lime and Japanese linden both are nouns.

Word	Noun	Adjective	Verb	Adverb
Japanese lime	Yes	No	No	No
Japanese linden	Yes	No	No	No

As nouns, Japanese lime and Japanese linden are synonyms defined as:

Japanese lime and Japanese linden: medium-sized tree of Japan used as an ornamental

Other synonyms of Japanese lime include Tilia japonica.

Japanese lime (noun)	Japanese linden (noun)
medium-sized tree of Japan used as an ornamental	medium-sized tree of Japan used as an ornamental