Synonyms of supremacy in English:

supremacy


See US English definition of supremacy

See UK English definition of supremacy

See Spanish definition of supremacía

noun

1‘they asserted the supremacy of the people over parliament’

SYNONYMS
ascendancy, predominance, primacy, dominion, hegemony, authority, mastery, control, power, sway, rule, sovereignty, lordship, leadership, influence
rare predomination, paramountcy, prepotence, prepotency, prepollency

2‘the battle for supremacy in the cellular radio market’

SYNONYMS
dominance, superiority, pre-eminence, ascendancy, advantage
the upper hand, the whip hand, the edge
incomparability, inimitability, matchlessness, peerlessness, greatness, distinction