portable vs outboard

portable and outboard both are nouns.

Word	Noun	Adjective	Verb	Adverb
portable	Yes	Yes	No	No
outboard	Yes	Yes	No	No

portable (noun)	outboard (noun)
a small light typewriter; usually with a case in which it can be carried	internal-combustion engine that mounts at stern of small boat
	a motorboat with an outboard motor

portable (adjective)	outboard (adjective)
easily or conveniently transported	located away from the midline of a vessel or aircraft
of a motor designed to be attached to the outside of a boat's hull