remedial

adjectives

tending or intended to rectify or improve
"a remedial reading course"; "remedial education"
remedial
is derived from
remedy
is similar to
changing for the better
bettering
tending to cure or restore to health
"curative powers of herbal remedies"; "her gentle healing hand"; "remedial surgery"; "a sanative environment of mountains and fresh air"; "a therapeutic agent"; "therapeutic diets"
alterative, curative, healing, remedial, sanative, therapeutic
is derived from
remedy