2
frowning(adjective, low, gloomy, miserable, depressed)
2
gauche(adjective, sharp, rough, careless, thoughtless)
2
hard(adjective, severe, sharp, nasty, cruel)
2
hot-tempered
2
ill-bred(adjective, rough, rude, coarse, awkward)
2
ill-mannered(adjective, rough, rude, coarse, awkward)
2
impertinent
2
inconsiderate(adjective, sharp, rough, rude, careless)
2
inept(adjective, sharp, rough, careless, thoughtless)
2
inflexible(adjective, severe)
2
inharmonious(adjective, rough, harsh, wild, dirty)
2
insensitive(adjective, sharp, rough, careless, thoughtless)
2
intense(adjective, severe)
2
intolerant(adjective, severe)
2
jarring(adjective, severe, rough, harsh, dirty)
2
keen(adjective, severe)
2
loud(adjective, rough, rude, coarse, awkward)
2
lowbred(adjective, rough, nasty, rude, dirty)
2
lowering(adjective, sorrow, depress, sadness, emotion)
2
maladroit(adjective, sharp, rough, careless, thoughtless)
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APASmart Define. (2016). gruff thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/gruff/thesaurus/synonyms
ChicagoSmart Define. 2016. "gruff thesaurus" https://smartdefine.org/gruff/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, gruff thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/gruff/thesaurus/synonyms>.
MLASmart Define. "gruff thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/gruff/thesaurus/synonyms>