airheadedness

noun airheadedness

• irresponsibility — said, done, or characterized by a lack of a sense of responsibility: His refusal to work shows him to be completely irresponsible.
• capriciousness — subject to, led by, or indicative of a sudden, odd notion or unpredictable change; erratic: He's such a capricious boss I never know how he'll react.
• changeability — liable to change or to be changed; variable.
• dizziness — having a sensation of whirling and a tendency to fall; giddy; vertiginous.
• fickle — Changing frequently, esp. as regards one's loyalties, interests, or affection.