array vs panoply

array and panoply both are nouns.

Word	Noun	Adjective	Verb	Adverb
array	Yes	No	Yes	No
panoply	Yes	No	No	No

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

Other hyponyms of array include table, tabular array, matrix, row, column, bank, spectrum.

array (noun)	panoply (noun)
an arrangement of aerials spaced to give desired directional characteristics	a complete and impressive array
especially fine or decorative clothing
an impressive display
an orderly arrangement

array (verb)	panoply (verb)
align oneself with a group or a way of thinking
lay out orderly or logically in a line or as if in a line