HYPER Synonyms: 56 Similar and Opposite Words - Merriam-Webster
https://www.merriam-webster.com/thesaurus/hyper
WEBSynonyms for HYPER: excitable, nervous, unstable, hyperactive, volatile, hyperkinetic, anxious, high-strung; Antonyms of HYPER: imperturbable, unflappable, calm, nerveless, unshakable, cool, serene, tranquil.
DA: 13 PA: 61 MOZ Rank: 53