ottar vs atar

ottar and atar both are nouns.

Word	Noun	Adjective	Verb	Adverb
ottar	Yes	No	No	No
atar	Yes	No	No	No

As nouns, ottar and atar are synonyms defined as:

Other synonyms of ottar include athar, attar.

ottar (noun)	atar (noun)
essential oil or perfume obtained from flowers	essential oil or perfume obtained from flowers