According to the Thesaurus:
change, verb1 definition: differ
accommodate, adapt. adjust, alternate, commute, convert, diminish, diverge, diversify, evolve, fluctuate, make innovations, make over, merge, metamorphose, moderate, modify, modulate, mutate, naturalize, recondition, redo, reduce, reform, regenerate, remake, remodel, renovate, reorganize, replace, resolve,restyle, revolutionize, shape, shift, substitute, tamper with, temper, transfigure, transform, translate,transmute, transform, transpose, turn, vacillate, vary, veer, warp.
verb2 definition: substitute
alternate, barter, convert, exchange, displace, exchange, interchange, invert, remove, reverse, shift, supplant, swap, switch around, trade, transmit, transpose.
change, verb1 definition: differ
accommodate, adapt. adjust, alternate, commute, convert, diminish, diverge, diversify, evolve, fluctuate, make innovations, make over, merge, metamorphose, moderate, modify, modulate, mutate, naturalize, recondition, redo, reduce, reform, regenerate, remake, remodel, renovate, reorganize, replace, resolve,restyle, revolutionize, shape, shift, substitute, tamper with, temper, transfigure, transform, translate,transmute, transform, transpose, turn, vacillate, vary, veer, warp.
verb2 definition: substitute
alternate, barter, convert, exchange, displace, exchange, interchange, invert, remove, reverse, shift, supplant, swap, switch around, trade, transmit, transpose.