1. Synonyms for Backslided include relapsed, regressed, retrogressed, reverted, slipped back, fell back, fallen back, reverted to a former state, reverted to old habits and slipped back to old ways

2. Synonyms for Backslidden include relapsed, regressed, retrogressed, reverted, slipped back, fallen back, reverted to a former state, reverted to old habits, slipped back to old ways and gone back to your old ways