Synonyms and related words :
able to adapt, adaptable, adjustable, alterable, alterative, changeable, checkered, commutable, commutative, convertible, equal, equalizing, equivalent, even, ever-changing, exchanged, flexible, fluid, give-and-take, impermanent, interchangeable, interchanged, kaleidoscopic, malleable, many-sided, metamorphic, mobile, modifiable, movable, mutable, mutual, nonuniform, plastic, protean, proteiform, reciprocal, reciprocating, reciprocative, resilient, retaliatory, returnable, rubbery, standard, supple, swapped, switched, traded, transient, transitory, transposed, variable