Same word as vindicatory:

all right, condonable, defensible, exculpatory, explainable, fair, forgivable, justifiable, minor, moderate, not too bad, okay, pardonable, passable, permissible, plausible, reasonable, remittable, reprievable, slight, specious, temperate, tenable, trivial, understandable, venial, vindicable, vindicatory, warrantable, within limits