traveller's joy vs Clematis vitalba

traveller's joy and Clematis vitalba both are nouns.

Word	Noun	Adjective	Verb	Adverb
traveller's joy	Yes	No	No	No
Clematis vitalba	Yes	No	No	No

As nouns, traveller's joy and Clematis vitalba are synonyms defined as:

traveller's joy and Clematis vitalba: vigorous deciduous climber of Europe to Afghanistan and Lebanon having panicles of fragrant green-white flowers in summer and autumn

Other synonyms of traveller's joy include old man's beard, traveler's joy.

traveller's joy (noun)	Clematis vitalba (noun)
vigorous deciduous climber of Europe to Afghanistan and Lebanon having panicles of fragrant green-white flowers in summer and autumn	vigorous deciduous climber of Europe to Afghanistan and Lebanon having panicles of fragrant green-white flowers in summer and autumn