unchangeable not changeable or subject to change; "a fixed and unchangeable part of the germ plasm"-Ashley Montagu; "the unchangeable seasons"; "one of the unchangeable facts of life"
inconstant likely to change frequently often without apparent or cogent reason; variable; "inconstant affections"; "an inconstant lover"; "swear not by...the inconstant moon"- Shakespeare
changeability,
changeableness the quality of being changeable; having a marked tendency to change; "the changeableness of the weather"
adjustable capable of being regulated; "adjustable interest rates"
checkered marked by changeable fortune; "a checkered business career"
distortable capable of having the meaning altered or twisted; "our words are distortable things--as in a crooked mirror held up to nature"
quicksilver,
fickle,
erratic,
mercurial marked by erratic changeableness in affections or attachments; "fickle friends"; "a flirt's volatile affections"
fluid,
unstable subject to change; variable; "a fluid situation fraught with uncertainty"; "everything was unstable following the coup"
fluid,
mobile subject to change; variable; "a fluid situation fraught with uncertainty"; "everything was unstable following the coup"
mobile capable of changing quickly from one state or condition to another; "a highly mobile face"
open-ended allowing for future changes or revisions; "open-ended agreements"
quick-change adept at changing from one thing to another especially changing costumes; "a quick-change artist"
quick-drying of a liquid substance that dries quickly
reversible capable of assuming or producing either of two states; "a reversible chemical reaction"; "a reversible cell"
changeable -
varying in color when seen in different lights or from different angles; "changeable taffeta"; "chatoyant (or shot) silk"; "a dragonfly hovered, vibrating and iridescent"
changeable -
subject to change; "a changeable climate"; "the weather is uncertain"; "unsettled weather with rain and hail and sunshine coming one right after the other"
variable (used of a device) designed so that a property (as e.g. light) can be varied; "a variable capacitor"; "variable filters in front of the mercury xenon lights"
Changeable -
capable of or tending to change in form or quality or nature; "a mutable substance"; "the mutable ways of fortune"; "mutable weather patterns"; "a mutable foreign policy"