2
halfwitted
2
hard-boiled(noun, adjective, tough, rational, straightforward)
2
hard-hearted
2
humdrum
2
idiotic(dull, unintelligent, witless)
2
ignorant(adjective, dull, simple, slow, stupid)
2
impassible
2
imperceptive(adjective, dull, insensitive, simple-minded, dull-witted)
2
indolent(adjective, simple, slow, stupid, still)
2
inexcitable(adjective, cool, blank, aloof, unemotional)
2
inscrutable(adjective, dull, cool, dead, blank)
2
insensate(noun, adjective, dull, simple, slow)
2
insipid
2
languorous(adjective, dull, still, weary, apathetic)
2
level-headed(adjective, calm, casual, unruffled, nonchalant)
2
literal(rational, straightforward, down-to-earth)
2
long-suffering(adjective, calm, quiet, cool, indifferent)
2
matter-of-fact(adjective, calm, dull, cool, indifferent)
2
mild(adjective, unexcitable)
2
moderate(adjective, unexcitable)
10 years ago|21k views|share |citing 
APASmart Define. (2016). stolid thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/stolid/thesaurus/synonyms
ChicagoSmart Define. 2016. "stolid thesaurus" https://smartdefine.org/stolid/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, stolid thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/stolid/thesaurus/synonyms>.
MLASmart Define. "stolid thesaurus" 3 March 2016. Web. 25 September 2026. <https://smartdefine.org/stolid/thesaurus/synonyms>