THESAURUS
regressive
apostate, ascending, atavistic, axial, back, back-flowing, backsliding, backward, coming apart, cracking, crumbling, decadent, declining, degenerate, descending, deteriorating, disintegrating, down-trending, downward, draining, drifting, drooping, dwindling, ebbing, effete, fading, failing, falling, flagging, flowing, fluent, flying, fragmenting, going, going to pieces, gyrational, gyratory, languishing, lapsing, marcescent, mounting, passing, pining, plunging, progressive, reactionary, recessive, recidivist, recidivous, recrudescent, reflowing, refluent, relapsing, retroactive, retrocessive, retrograde, retrogressive, retrorse, retroverse, returnable, reversible, reversional, reversionary, revertible, revulsionary, rising, rotary, rotational, rotatory, running, rushing, shriveling, sideward, sinking, sliding, slipping, slumping, soaring, streaming, subsiding, tabetic, up-trending, upward, waning, wasting, wilting, withering, worsening
ROGET THESAURUS
regressive
Reversion
N
reversion, return, revulsion, turning point, turn of the tide, status quo ante bellum, calm before a storm, alternation, inversion, recoil, retreat, regression, retrogression, restoration, relapse, recidivism, atavism, vicinism, reverting,
regressive, revulsive, reactionary, retrorse, a rebours.
Regression
N
regress, regression, retrocession, retrogression, retrograduation, retroaction, reculade, retreat, withdrawal, retirement, remigration, recession, recess, crab-like motion, refluence, reflux, backwater, regurgitation, ebb, return, resilience reflection, reflexion (recoil), flip-flop, volte-face, counter motion, retrograde motion, backward movement, motion in reverse, counter movement, counter march, veering, tergiversation, recidivation, backsliding, fall, deterioration, recidivism, recidivity, reversal, relapse, turning point, receding, retrograde, retrogressive,
regressive, refluent, reflex, recidivous, resilient, crab-like, balky, reactionary, back, backwards, reflexively, to the right about, a reculons, a rebours, revenons a nos moutons, as you were.