88 entries under roar topic. ×

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be beside yourself(tear, erupt)
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be furious(tear, erupt)
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be uncontrollable(tear, erupt)
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blow up(expression, yield, collapse, tear)
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boil over(expression, tear, erupt)
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bristle(tear, erupt)
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bubbling(adjective, fit, laughing)
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burbling(adjective, fit, laughing)
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burst(happiness, scream, snicker, chuckle)
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cachinnate(happiness, scream, snicker, chuckle)
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cachinnation(adjective, fit, laughing)
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cackle(adjective, fit, laughing, snicker)
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chafe(tear, erupt)
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champ at bit(expression, idiom, tear, erupt)
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chuckling(adjective, fit, laughing)
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come unglued(expression, yield, collapse, tear)
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convulsed(happiness, scream, snicker, chuckle)
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erupt
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expressing amusement(expression, happiness, scream, snicker)
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fit(adjective, laughing)
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APASmart Define. (2015). crack up thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/crack_up/thesaurus/synonyms
ChicagoSmart Define. 2015. "crack up thesaurus" https://smartdefine.org/crack_up/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, crack up thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/crack_up/thesaurus/synonyms>.
MLASmart Define. "crack up thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/crack_up/thesaurus/synonyms>