Open English Wordnet
Nouns
(n)reigna period during which something or somebody is dominant or powerful“he was helpless under the reign of his egotism” (n)reignthe period during which a monarch is sovereign“during the reign of Henry VIII” Verbs
(v)reignhave sovereign power“Henry VIII reigned for a long time” (v)predominate, dominate, rule, reign, prevailbe larger in number, quantity, power, status or importance“Money reigns supreme here”,
“Hispanics predominate in this neighborhood”