elongate vs linear

elongate and linear both are adjectives.

Word	Noun	Adjective	Verb	Adverb
elongate	No	Yes	Yes	No
linear	No	Yes	No	No

As adjectives, elongate and linear are synonyms defined as:

elongate (adjective)	linear (adjective)
having notably more length than width; being long and slender	of or in or along or relating to a line; involving or having a single dimension
(of a leaf shape) long and narrow	designating or involving an equation whose terms are of the first degree
	of a circuit or device having an output that is proportional to the input
	measured lengthwise
	(of a leaf shape) long and narrow

elongate (verb)	linear (verb)
make long or longer by pulling and stretching