hardmouthed

/ˈhɑrdˌmaʊðd/
adjective
  1. (of a horse) difficult to control with the bit; not responding well to the reins.
    • She switched to a different bit to better manage her hardmouthed pony.
    • A hardmouthed horse can be dangerous if the rider doesn't have strong hands.
    • The old gelding was hardmouthed and ignored the rider's gentle tugs.
  2. Stubborn or unresponsive to guidance or persuasion; difficult to influence.
    • My dog is hardmouthed when it comes to dropping a toy during fetch.
    • The negotiator found the CEO hardmouthed and unwilling to compromise.
    • He's a hardmouthed old sailor who won't listen to anyone's advice.
Antonyms
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