SHAPE vs supreme headquarters

SHAPE and supreme headquarters both are nouns.

Word	Noun	Adjective	Verb	Adverb
SHAPE	Yes	No	No	No
supreme headquarters	Yes	No	No	No

As nouns, supreme headquarters is a hypernym of SHAPE; that is, supreme headquarters is a word with a broader meaning than SHAPE:

SHAPE: the supreme headquarters that advises NATO on military matters and oversees all aspects of the Allied Command Europe
supreme headquarters: the highest leaders in an organization (e.g. the commander-in-chief and senior officers of the military)

Other hypernyms of SHAPE include high command.

SHAPE (noun)	supreme headquarters (noun)
the supreme headquarters that advises NATO on military matters and oversees all aspects of the Allied Command Europe	the highest leaders in an organization (e.g. the commander-in-chief and senior officers of the military)