Regress :: Regress (n.) The act of passing back; passage back; return; retrogression. The progress or regress of man..
Regress :: Regress (n.) The power or liberty of passing back.
Regress :: Regress (v. i.) To go back; to return to a former place or state.
Regression :: Regression (n.) The act of passing back or returning; retrogression; retrogradation.
Regressive :: Regressive (a.) Characterized by retrogression; retrogressive.