loofa vs loufah sponge

loofa and loufah sponge both are nouns.

Word	Noun	Adjective	Verb	Adverb
loofa	Yes	No	No	No
loufah sponge	Yes	No	No	No

As nouns, loofa and loufah sponge are synonyms defined as:

loofa and loufah sponge: the dried fibrous part of the fruit of a plant of the genus Luffa; used as a washing sponge or strainer

Other synonyms of loofa include loofah, luffa.

loofa (noun)	loufah sponge (noun)
the dried fibrous part of the fruit of a plant of the genus Luffa; used as a washing sponge or strainer	the dried fibrous part of the fruit of a plant of the genus Luffa; used as a washing sponge or strainer