pithead vs entree

pithead and entree both are nouns.

Word	Noun	Adjective	Verb	Adverb
pithead	Yes	No	No	No
entree	Yes	No	No	No

As nouns, entree is a hypernym of pithead; that is, entree is a word with a broader meaning than pithead:

Other hypernyms of pithead include entrance, entranceway, entry, entryway.

pithead (noun)	entree (noun)
the entrance to a coal mine	an entrance, especially a theatrical entrance onto a stage or as if onto a stage
	something that provides access (to get in or get out)
	the right to enter
	the principal dish of a meal