pilot vs locomotive engine

pilot and locomotive engine both are nouns.

Word	Noun	Adjective	Verb	Adverb
pilot	Yes	No	Yes	No
locomotive engine	Yes	No	No	No

pilot (noun)	locomotive engine (noun)
small auxiliary gas burner that provides a flame to ignite a larger gas burner	a wheeled vehicle consisting of a self-propelled engine that is used to draw trains along railway tracks
an inclined metal frame at the front of a locomotive to clear the track
something that serves as a model or a basis for making copies
a program exemplifying a contemplated series; intended to attract sponsors
someone who is licensed to operate an aircraft in flight
a person qualified to guide ships through difficult waters going into or out of a harbor

pilot (verb)	locomotive engine (verb)
operate an airplane
act as the navigator in a car, plane, or vessel and plan, direct, plot the path and position of the conveyance