abhorrence, abomination, about-face, action and reaction, answer, antipathy, automatic reaction, autonomic reaction, aversion, backing, backsliding, bloodless revolution, bouleversement, bounceback, breakdown, breakup, cataclysm, catastrophe, clean slate, clean sweep, computer revolution, convulsion, counterrevolution, debacle, detestation, disenchantment, disgust, echo, ectropion, eversion, execration, flip-flop, hate, hatred, horror, introversion, intussusception, invagination, inversion, lapse, loathing, odium, overthrow, overturn, palace revolution, predictable response, pronation, radical change, reaction, recidivation, recidivism, reclamation, reconversion, reflection, reflex, reflex action, refluence, reflux, regress, regression, rehabilitation, reinstatement, relapse, reply, repugnance, repulsion, respondence, response, restitution, restoration, resupination, retroaction, retrocession, retroflexion, retrogradation, retrogression, retroversion, return, returning, reverberation, reversal, reverse, reversing, reversion, reverting, revolt, revolution, revolutionary war, rise, slipping back, spasm, striking alteration, subversion, supination, sweeping change, tabula rasa, technological revolution, topsy-turviness, topsy-turvydom, total change, transilience, transposal, transposition, turn, turnabout, turning back, turning backwards, turning inside out, turning inward, turning over, unthinking response, upset, violent change
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.
revolution, bouleversement, subversion, break up, destruction, sudden change, radical change, sweeping organic change, change of state, phase change, quantum leap, quantum jump, clean sweep, coup d'etat, counter revolution, jump, leap, plunge, jerk, start, transilience, explosion, spasm, convulsion, throe, revulsion
, storm, earthquake, cataclysm, legerdemain, unrecognizable, revolutionary.
inversion, eversion, subversion, reversion, retroversion, introversion, contraposition, contrariety, reversal, turn of the tide, overturn, somersault, somerset, summerset, culbute, revulsion
, pirouette, transposition, transposal, anastrophy, metastasis, hyperbaton, anastrophe, hysteron proteron, hypallage, synchysis, tmesis, parenthesis, metathesis, palindrome, pronation and supination, inverted, wrong side out, wrong side up, inside out, upside down, bottom upwards, keel upwards, supine, on one's head, topsy-turvy, sens dessus dessous, inverse, reverse, opposite, top heavy, inversely, hirdy-girdy, heels over head, head over heels.
recoil, reaction, retroaction, revulsion
, bounce, rebound, ricochet, repercussion, recalcitration, kick, contrecoup, springing back, elasticity, reflection, reflexion, reflex, reflux, reverberation, rebuff, repulse, return, ducks and drakes, boomerang, spring, reactionist, elastic collision, coefficient of restitution, recoiling, refluent, repercussive, recalcitrant, reactionary, retroactive, on the rebound, on the recoil, for every action there is a reaction, equal in force and opposite in direction.