gunwale vs strake

gunwale and strake both are nouns.

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

As nouns, strake is a hypernym of gunwale; that is, strake is a word with a broader meaning than gunwale:

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

Other hypernyms of gunwale include wale.

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