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1. Liable to change; capricious: changeable weather.
2. Being such that alteration is possible: changeable behavior.
3. Varying in color or appearance when seen from different angles: changeable silk.

change′a·bil′i·ty, change′a·ble·ness n.
change′a·bly adv.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.changeableness - the quality of being changeable; having a marked tendency to change; "the changeableness of the weather"
quality - an essential and distinguishing attribute of something or someone; "the quality of mercy is not strained"--Shakespeare
transmutability, commutability - the quality of being commutable
fluidity, fluidness - a changeable quality; "a charming Oriental fluidity of manner"; "a certain fluidness in his perception of time made him an unpredictable colleague"; "demographers try to predict social fluidity"
reversibility - the quality of being reversible in either direction
shiftiness - the quality of being changeable in direction; "the shiftiness of the wind caused the boat to veer unpredictably"
changefulness, inconstancy - the quality of being changeable and variable
variability, variableness, variance - the quality of being subject to variation
exchangeability, fungibility, interchangeability, interchangeableness - the quality of being capable of exchange or interchange
progressiveness, progressivity - advancement toward better conditions or policies or methods
mutability, mutableness - the quality of being capable of mutation
unchangeability, unchangeableness, unchangingness, changelessness - the quality of being unchangeable; having a marked tendency to remain unchanged
References in classic literature ?
There's such an odd mixture of obstinacy and changeableness in Brooke.
When Bashti promised plenty of fresh recruits, Van Horn, used to the changeableness of the savage mind, urged signing them up right away.
Imasat will be a ready-to-use, Changeableness, And non-wiring system to allow users to implement expansions from the basic package, With a reduced weight and volume, And compliant with etso-2c153 at dal a.
His changeableness is stressed not only in an effort to increase the comic potentialities implicit in the character, but also to emphasise even more strongly the contrast with Golding and to suggest by implication the deficiencies of the boring stability in Golding's character'.
In the unfinished essay "Opinion," Prior imitates the digressive style and embraces the views of the French essayist on the changeableness of men's minds.
Diam's changeableness confirms that la donna e mobile.