The quality or state of being heady; intoxication, dizziness, or an exhilarating sensation of excitement and power.
From 'heady' plus the noun suffix '-ness'. This abstract noun emerged to describe the condition of experiencing heady sensations.
The headiness of fame hits people differently—some scientists say it's because the brain's reward centers actually change when you get lots of social validation, making regular achievements feel boring.
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