trucking vs truck

trucking and truck both are nouns.

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

trucking (noun)	truck (noun)
the activity of transporting goods by truck	an automotive vehicle suitable for hauling
	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

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