Synonyms|193Antonyms|73|Broader|2Narrower|0Related|197
3
out of humour with(adjective, bad, unhappy, negative)
3
peevish(adjective, bad, unhappy, negative)
3
subacid
2
lemony
2
mordacious
2
penetrating
2
poignant
2
sardonic
2
severe
2
short-tempered
2
snappish
2
stewing
2
stinging
2
testy
2
unkind
2
vinegarish(adjective, harsh, bitter, sour, tart)
1
acerbate
1
acescent
1
acetic
1
annoyed(adjective, bad, unhappy, negative)
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ChicagoSmart Define. 2015. "acidulous thesaurus" https://smartdefine.org/acidulous/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, acidulous thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/acidulous/thesaurus/synonyms>.
MLASmart Define. "acidulous thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/acidulous/thesaurus/synonyms>