traveler's joy vs traveller's joy

traveler's joy and traveller's joy both are nouns.

Word	Noun	Adjective	Verb	Adverb
traveler's joy	Yes	No	No	No
traveller's joy	Yes	No	No	No

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

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

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

traveler's joy (noun)	traveller's joy (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