विशेषण • bullheaded • hard-bitten • unyielding • obstinate • skittish • disobedient • gnarly • strong-willed • self-opinionated • piggish • dogged • hardmouthed • gnarled • intractable • inexorable • mulish • stubborn • wayward • wilful • stiff-necked • uncompromising • willful • froward • headstrong • self-willed • nonductile