Part of speech:
Having a whirling, dazed sensation; giddy; lightheaded
Having or showing little sense, judgment, or sobriety; foolish, stupid, absurd, ludicrous, irrational, etc.
Characterized by irresponsible or silly behavior.
Based on little or no evidence or probability; unfounded:
Without wind or motion; still; quiet
Find another word for giddiest. In this page you can discover 8 synonyms, antonyms, idiomatic expressions, and related words for giddiest, like: dizziest, silliest, frothiest, flightiest, wildest, loftiest, steepest and calmest.