dour

stubbornly unyielding

• “dogged persistence”
• “dour determination”
• “the most vocal and pertinacious of all the critics”
• “a mind not gifted to discover truth but tenacious to hold it” T.S.Eliot
• “men tenacious of opinion”

harshly uninviting or formidable in manner or appearance

• “a dour, self-sacrificing life”
• “a forbidding scowl”
• “a grim man loving duty more than humanity”
• “undoubtedly the grimmest part of him was his iron claw” J.M.Barrie

showing a brooding ill humor

• “a dark scowl”
• “the proverbially dour New England Puritan”
• “a glum, hopeless shrug”
• “he sat in moody silence”
• “a morose and unsociable manner”
• “a saturnine, almost misanthropic young genius” Bruce Bliven
• “a sour temper”
• “a sullen crowd”