Superlative form of heady; the most intoxicating, thrilling, or dizzying; producing the strongest sense of excitement or euphoria.
From 'heady' plus the superlative suffix '-est'. This is the strongest form of the descriptive quality of being heady.
The headiest moment in a person's life is often not when they achieve their goal, but right before—when success seems certain but not yet real, like waiting for college acceptance emails.
Complete word intelligence in one call. Free tier — 50 lookups/day.