reign vs scepter

reign and scepter both are nouns.

Word	Noun	Adjective	Verb	Adverb
reign	Yes	No	Yes	No
scepter	Yes	No	No	No

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

Other hyponyms of reign include sceptre.

reign (noun)	scepter (noun)
royal authority; the dominion of a monarch	a ceremonial or emblematic staff
the period during which a monarch is sovereign	the imperial authority symbolized by a scepter
a period during which something or somebody is dominant or powerful

reign (verb)	scepter (verb)
have sovereign power
be larger in number, quantity, power, status or importance