Adjective
Giddy (comparative giddier,
superlative giddiest)
1. Dizzy, feeling dizzy or unsteady and as if about to fall down.
2. Causing dizziness: causing dizziness or a feeling of unsteadiness.
3. Lightheartedly silly, or joyful elated
4. (archaic) Frivolous,
impulsive,
inconsistent, changeable.