elongated vs extended

elongated and extended both are adjectives.

Word	Noun	Adjective	Verb	Adverb
elongated	No	Yes	No	No
extended	No	Yes	No	No

As adjectives, elongated and extended are synonyms defined as:

Other synonyms of elongated include lengthened, prolonged.

elongated (adjective)	extended (adjective)
having notably more length than width; being long and slender	fully extended or stretched forth
drawn out or made longer spatially	beyond the literal or primary sense
	large in spatial extent or range or scope or quantity
	drawn out or made longer spatially
	relatively long in duration; tediously protracted