strake vs gunwale

strake and gunwale both are nouns.

Word	Noun	Adjective	Verb	Adverb
strake	Yes	No	No	No
gunwale	Yes	No	No	No

As nouns, gunwale is a hyponym of strake; that is, gunwale is a word with a more specific, narrower meaning than strake:

strake: thick plank forming a ridge along the side of a wooden ship
gunwale: wale at the top of the side of boat; topmost planking of a wooden vessel

Other hyponyms of strake include garboard, garboard plank, garboard strake, gun rest, gunnel.

strake (noun)	gunwale (noun)
thick plank forming a ridge along the side of a wooden ship	wale at the top of the side of boat; topmost planking of a wooden vessel