(a.) Capable of being steered; dirigible.

actuating admonitory advisory aimable aimed animating causal causative cautionary chief commanding communication compelling consultative consultatory controlling decree decretal decretive decretory dictating didactic directed directing direction directional directorial directory dirigible driving edict exhortative exhortatory expostulative expostulatory general orders governing guidable guiding head hortative hortatory impelling imperative impulsive inducive instruction instructive jussive leadable leading managerial managing mandating memo monitorial monitory moralistic motivating motivational motive moving notice obligating on the mark on the nose peremptory pointable preachy precept preceptive prescript prescription prescriptive pressing recommendatory regulating regulation regulative regulatory remonstrant remonstrative remonstratory rule ruling sententious steerable trainable ukase urgent warning well-aimed well-directed word