85 entries under noun topic. ×

1
frustration(worry, anxiety, disappointment, unhappiness)
1
gastroesophageal reflux(expression, sensation, indigestion)
1
hopelessness(worry, anxiety, disappointment, unhappiness)
1
indisposition(worry, anxiety, disappointment, unhappiness)
1
irritation(worry, anxiety, disappointment, unhappiness)
1
lamentation(worry, anxiety, disappointment, unhappiness)
1
malcontent(worry, anxiety, disappointment, unhappiness)
1
malcontentment(worry, anxiety, disappointment, unhappiness)
1
oppression(worry, anxiety, disappointment, unhappiness)
1
querulousness(worry, anxiety, disappointment, unhappiness)
1
resentment(worry, anxiety, hatred, disappointment)
1
trouble(worry, anxiety, disappointment, unhappiness)
1
tummy ache(expression, idiom, indigestion)
1
uneasiness(worry, anxiety, disappointment, unhappiness)
1
unhappiness(worry, anxiety, disappointment, disquiet)
1
upset stomach(expression, idiom, nausea, indigestion)
1
water-brash(sensation, indigestion)
1
weariness(worry, anxiety, disappointment, unhappiness)
1
worry(anxiety, disappointment, unhappiness, disquiet)
0
backbiting(hatred, bitterness, prejudice, greed)
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APASmart Define. (2015). heartburn thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/heartburn/thesaurus/synonyms
ChicagoSmart Define. 2015. "heartburn thesaurus" https://smartdefine.org/heartburn/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, heartburn thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/heartburn/thesaurus/synonyms>.
MLASmart Define. "heartburn thesaurus" 10 April 2015. Web. 1 October 2026. <https://smartdefine.org/heartburn/thesaurus/synonyms>