GIDDIEST

GIDDY

airheaded, dizzy, empty-headed, featherbrained, giddy, light-headed, lightheaded, silly

(adjective) lacking seriousness; given to frivolity; “a dizzy blonde”; “light-headed teenagers”; “silly giggles”

dizzy, giddy, woozy, vertiginous

(adjective) having or causing a whirling sensation; liable to falling; “had a dizzy spell”; “a dizzy pinnacle”; “had a headache and felt giddy”; “a giddy precipice”; “feeling woozy from the blow on his head”; “a vertiginous climb up the face of the cliff”

Source: WordNet® 3.1

Adjective

giddiest

superlative form of giddy: most giddy

Source: Wiktionary

GIDDY

Gid"dy, a. [Compar. Giddier; superl. Giddiest.] Etym: [OE. gidi mad, silly, AS. gidig, of unknown origin, cf. Norw. gidda to shake, tremble.]

1. Having in the head a sensation of whirling or reeling about; having lost the power of preserving the balance of the body, and therefore wavering and inclined to fall; lightheaded; dizzy. By giddy head and staggering legs betrayed. Tate.

2. Promoting or inducing giddiness; as, a giddy height; a giddy precipice. Prior. Upon the giddy footing of the hatches. Shak.

3. Bewildering on account of rapid turning; running round with celerity; gyratory; whirling. The giddy motion of the whirling mill. Pope.

4. Characterized by inconstancy; unstable; changeable; fickle; wild; thoughtless; heedless. "Giddy, foolish hours." Rowe. "Giddy chance." Dryden. Young heads are giddy and young hearts are warm. Cowper.

Gid"dy, v. i.

Definition: To reel; to whirl. Chapman.

Gid"dy, v. t.

Definition: To make dizzy or unsteady. [Obs.]

Source: Webster’s Unabridged Dictionary 1913 Edition