81 entries under austere topic. ×

10
sour(adjective, hard, right, severe, sharp)
9
harsh(adjective, hard, severe, sharp, flat)
6
discordant(adjective, hard, right, severe, sharp)
5
flat(adjective, hard, right, severe, sharp)
4
dissonant(adjective, hard, right, severe, sharp)
4
unmusical(adjective, hard, right, severe, sharp)
2
cacophonous(adjective, hard, severe, sharp, flat)
2
cracked(adjective, hard, severe, sharp, flat)
2
grating(adjective, hard, severe, sharp, flat)
2
jarring(adjective, hard, right, severe, sharp)
2
raucous(adjective, hard, severe, sharp, flat)
2
sharp(adjective, hard, severe, flat, rough)
2
strident(adjective, hard, severe, sharp, flat)
2
tuneless(adjective, hard, severe, sharp, flat)
2
unmelodious(adjective, hard, severe, sharp, flat)
1
acrid(adjective, hard, severe, sharp, flat)
1
asperous(adjective, hard, severe, sharp, flat)
1
astringent(adjective, hard, severe, sharp, flat)
1
bitter(adjective, hard, severe, sharp, flat)
1
bleak(adjective, hard, severe, sharp, flat)
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APASmart Define. (2015). off-key thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/off-key/thesaurus/synonyms
ChicagoSmart Define. 2015. "off-key thesaurus" https://smartdefine.org/off-key/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, off-key thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/off-key/thesaurus/synonyms>.
MLASmart Define. "off-key thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/off-key/thesaurus/synonyms>