basil thyme vs mother of thyme

basil thyme and mother of thyme both are nouns.

Word	Noun	Adjective	Verb	Adverb
basil thyme	Yes	No	No	No
mother of thyme	Yes	No	No	No

As nouns, basil thyme and mother of thyme are synonyms defined as:

basil thyme and mother of thyme: fragrant European mint having clusters of small violet-and-white flowers; naturalized especially in eastern North America

Other synonyms of basil thyme include Acinos arvensis, basil balm, Satureja acinos.

basil thyme (noun)	mother of thyme (noun)
fragrant European mint having clusters of small violet-and-white flowers; naturalized especially in eastern North America	fragrant European mint having clusters of small violet-and-white flowers; naturalized especially in eastern North America