navigation vs steamer

navigation and steamer both are nouns.

Word	Noun	Adjective	Verb	Adverb
navigation	Yes	No	No	No
steamer	Yes	No	Yes	No

navigation (noun)	steamer (noun)
the guidance of ships or airplanes from place to place	an edible clam with thin oval-shaped shell found in coastal regions of the United States and Europe
the work of a sailor	a ship powered by one or more steam engines
ship traffic	a cooking utensil that can be used to cook food by steaming it
	a clam that is usually steamed in the shell

navigation (verb)	steamer (verb)
	travel by means of steam power