flighty

/ˈflaɪti/
adjective
  1. Easily distracted or not serious; tending to change moods or interests quickly.
    • The flighty puppy ran from one toy to the next without settling down.
    • She's a bit flighty and often changes her mind about what she wants to study.
    • His flighty behavior made it hard for his friends to rely on him.
  2. Silly or lacking good judgment; not sensible.
    • He had a flighty idea to quit his job and travel the world with no savings.
    • Her flighty comments during the meeting made everyone question her seriousness.
    • Don't be so flighty with your money; think before you spend.
What does "flighty" mean? | whatsthatwordmean | whatsthatwordmean