(a.) Apt to break fences or to break out of pasture; unruly; as, breachy cattle.

breachy contumacious defiant fractious incorrigible indocile indomitable insuppressible intractable irrepressible obstreperous out of hand recalcitrant refractory resistant resisting restive shrewish unbiddable uncontrollable ungovernable unmalleable unmanageable unmoldable unruly unsubmissive wild