loufah sponge vs loofah

loufah sponge and loofah both are nouns.

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

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

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

Other synonyms of loufah sponge include loofa, luffa.

loufah sponge (noun)	loofah (noun)
the dried fibrous part of the fruit of a plant of the genus Luffa; used as a washing sponge or strainer	the loofah climber that has cylindrical fruit
	the dried fibrous part of the fruit of a plant of the genus Luffa; used as a washing sponge or strainer