Reverse Dictionary: BLUNT (without refinement)

ADJECTIVES
1565 ► ROUGH-HEWN blunt, plain, unpolished, ill-mannered 
1700 ► CHUFFY blunt, churlish, rude, surly, morose → obs. exc. Eng. dial.
1821 ► RAMSTAMPHISH blunt, rough, unceremonious; forward and noisy → Sc. obs.
1825 ► STUNTY sulky, obstinate; curt, blunt → Eng. dial.
1899 ► BRUFF blunt and rough in manner → Amer. dial.
1905 ► OFF-HAND blunt, plain, honest; free-spoken → Sc. (Bk.)
1905 ► THRUM blunt, sullen, sour of aspect; rough, bearish → Eng. dial. obs. (Bk.)

ADVERBS
1607 ► DOWNRIGHT bluntly, in a direct and straightforward manner; clearly; outright → arch.
1902 ► HEAVE AN’ DOWN THUMP bluntly, with emphatic directness → Eng. dial. (Bk.)

NOUNS – PERSON
19C.. ► RUSTY-GUTS a blunt, surly, old fellow; a churl → sl.
1898 ► JACK BLUNT a blunt, outspoken fellow → colloq.

VERBS
1580 ► CALL A SPADE A SPADE to speak bluntly or plainly, not use euphemisms 
1910 ► CALL A SPADE A (BLOODY) SHOVEL to speak with exaggerated or unnecessary bluntness; to speak aggressively or vehemently → colloq.
1934 ► GET DOWN TO TAW to speak bluntly; to get to the heart of the matter → Amer. dial.