deterrents

noun deterrents

• curbs — Plural form of curb.
• reins — Often, reins. a leather strap, fastened to each end of the bit of a bridle, by which the rider or driver controls a horse or other animal by pulling so as to exert pressure on the bit.
• constraints — limitation or restriction.
• limitations — a limiting condition; restrictive weakness; lack of capacity; inability or handicap: He knows his limitations as a writer.
• checks — Plural form of check.