Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun lightheadedness

2 senses of lightheadedness

Sense 1
dizziness, giddiness, lightheadedness, vertigo -- (a reeling sensation; a feeling that you are about to fall)
       => symptom -- ((medicine) any sensation or change in bodily function that is experienced by a patient and is associated with a particular disease)

Sense 2
lightheadedness -- (a frivolous lack of prudence)
       => heedlessness, mindlessness, rashness -- (the trait of acting rashly and without prudence)