engineer vs engine

engineer and engine both are nouns.

Word	Noun	Adjective	Verb	Adverb
engineer	Yes	No	Yes	No
engine	Yes	No	No	No

engineer (noun)	engine (noun)
a person who uses scientific knowledge to solve practical problems	motor that converts thermal energy to mechanical work
the operator of a railway locomotive	a wheeled vehicle consisting of a self-propelled engine that is used to draw trains along railway tracks
	an instrument or machine that is used in warfare, such as a battering ram, catapult, artillery piece, etc.
	something used to achieve a purpose

engineer (verb)	engine (verb)
plan and direct (a complex undertaking)
design as an engineer