30 entries under unflappability topic. ×

4
passivity(noun, disregard, apathy, indifference, calmness)
4
self-possession(noun, calmness, composure, coolness)
4
uninterest(noun, disregard, feelings, apathy, indifference)
3
disregard(noun, dullness, apathy, inactivity, indifference)
3
passiveness(noun, disregard, dullness, apathy, inactivity)
3
stolidness(noun, disregard, feelings, apathy, indifference)
2
halfheartedness(noun, disregard, apathy, indifference, calmness)
2
incuriousness(noun, disregard, feelings, apathy, indifference)
2
insensitivity(noun, disregard, apathy, indifference, calmness)
1
heedlessness(noun, disregard, dullness, apathy, inactivity)
<12>
11 years ago|6.4k views|share |citing 
APASmart Define. (2015). phlegm thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/phlegm/thesaurus/synonyms
ChicagoSmart Define. 2015. "phlegm thesaurus" https://smartdefine.org/phlegm/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, phlegm thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/phlegm/thesaurus/synonyms>.
MLASmart Define. "phlegm thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/phlegm/thesaurus/synonyms>