omelette vs omelet

omelette and omelet both are nouns.

Word	Noun	Adjective	Verb	Adverb
omelette	Yes	No	No	No
omelet	Yes	No	No	No

As nouns, omelette and omelet are synonyms defined as:

omelette and omelet: beaten eggs or an egg mixture cooked until just set; may be folded around e.g. ham or cheese or jelly

omelette (noun)	omelet (noun)
beaten eggs or an egg mixture cooked until just set; may be folded around e.g. ham or cheese or jelly	beaten eggs or an egg mixture cooked until just set; may be folded around e.g. ham or cheese or jelly