- iridescent
- Liable to unpredictable variation
- Variable
- Volatile
- Capable of change; subject to alteration; mutable;
variable; fickle; inconstant; as, a changeable humor.
- Appearing different, as in color, in different lights,
or under different circumstances; as, changeable silk.
- Inconsistancy
- Variable condition
- Changeableness.
- Directionless
- Dubious
- Eccentric
- Fickle
- Haphazard
- Inconsistent, unpredictable
- Inconsistently variable