carriageway vs pike

carriageway and pike both are nouns.

Word	Noun	Adjective	Verb	Adverb
carriageway	Yes	No	No	No
pike	Yes	No	No	No

carriageway (noun)	pike (noun)
one of the two sides of a motorway where traffic travels in one direction only usually in two or three lanes	any of several elongate long-snouted freshwater game and food fishes widely distributed in cooler parts of the Northern Hemisphere
	medieval weapon consisting of a spearhead attached to a long pole or pikestaff; superseded by the bayonet
	a broad highway designed for high-speed traffic
	a sharp point (as on the end of a spear)
	highly valued northern freshwater fish with lean flesh