stern Synonyms

strict grim unrelenting forbidding severe relentless austere inexorable harsh poop unyielding rigorous exacting implacable inflexible dour cruel stark uncompromising rear unforgiving gloomy serious rigid unbending rump transom unfriendly unfeeling stringent tush tough teutonic sober somber spartan square starn steely strait strait-laced ruthless sullen tail tailpiece stony seat ungentle Khartoum croupe