sailing ship vs dandy

sailing ship and dandy both are nouns.

Word	Noun	Adjective	Verb	Adverb
sailing ship	Yes	No	No	No
dandy	Yes	Yes	No	No

As nouns, dandy is a hyponym of sailing ship; that is, dandy is a word with a more specific, narrower meaning than sailing ship:

sailing ship: a vessel that is powered by the wind; often having several masts
dandy: a sailing vessel with two masts; a small mizzen is aft of the rudderpost

sailing ship (noun)	dandy (noun)
a vessel that is powered by the wind; often having several masts	a sailing vessel with two masts; a small mizzen is aft of the rudderpost
	a man who is much concerned with his dress and appearance

sailing ship (adjective)	dandy (adjective)
	excellent