441 entries under adjective topic. ×

6
severe(hard, severe, sharp, nasty)
6
tactless(open, sharp, rough, careless)
6
terse
5
acerbic
5
acid
5
austere(hard, severe, sharp, nasty)
5
bad-tempered(unpleasant, irritable, disagreeable, abrupt)
5
brief(open, rough, attitude, rude)
5
cool(severe, cold, negative, aloof)
5
cutting
5
frosty(severe, cold, negative, aloof)
5
glum(sorrow, depress, sadness, emotion)
5
grating(sound, severe, rough, low)
5
mournful(sorrow, depress, sadness, emotion)
5
querulous
5
snippy(open, direct, rough, honest)
5
tart
5
temperamental
5
truculent(rude, coarse, grumpy, abrupt)
4
brash(sharp, rough, careless, thoughtless)
10 years ago|19k views|share |citing 
APASmart Define. (2016). gruff thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/gruff/thesaurus/synonyms
ChicagoSmart Define. 2016. "gruff thesaurus" https://smartdefine.org/gruff/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, gruff thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/gruff/thesaurus/synonyms>.
MLASmart Define. "gruff thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/gruff/thesaurus/synonyms>