truck vs trucker

truck and trucker both are nouns.

Word	Noun	Adjective	Verb	Adverb
truck	Yes	No	Yes	No
trucker	Yes	No	No	No

truck (noun)	trucker (noun)
an automotive vehicle suitable for hauling	someone who drives a truck as an occupation
a handcart that has a frame with two low wheels and a ledge at the bottom and handles at the top; used to move crates or other heavy objects

truck (verb)	trucker (verb)
convey (goods etc.) by truck