word of the day: fickle (adj.)

1. Not fixed or firm; liable to change; unstable; of a changeable mind; not firm in opinion or purpose; inconstant; capricious
2. They know how fickle common lovers are.
syn: Wavering; irresolute; unsettled; vacillating; unstable; inconsonant; unsteady; variable; mutable; changeful; capricious; veering; shifting."