Emily Dickinson Lexicon

GID'DI-NESS, n.

1. The state of being giddy or vertiginous; vertigo; a sensation of reeling or whirling, when the body loses the power of preserving its balance or a steady attitude, or when objects at rest appear to reel, tremble or whirl; a swimming of the head.
2. Inconstancy; unsteadiness; mutability. Bacon.
3. Frolick; wantonness; levity. Donne. South.