retroflexion Synonyms

retroversion anachronism refluence reflux regress regression relapse resupination retroaction retrocession retrogradation retrogression retrusion reversion retroflection throwback atavist reentry recurrence atavism backset backsliding comedown ectropion eversion introversion intussusception invagination lapse motility pronation reaction recession recidivation recrudescence recidivism