Synonyms of stolidity

1 Syllable
phlegm
2 Syllables
stoicism, coolness, coldness, dullness
3 Syllables
torpidness, aloofness, heedlessness, disregard, faineancy, listlessness, unconcern, fatuousness, dispassion, battiness, brainlessness, doltishness, stolidness, shiftlessness, slothfulness, laziness, detachment, dreaminess, sluggardness, shallowness, faineance, lethargy
4 Syllables
do-nothingness, supineness, disinterest, insouciance, torpescence, nitwittedness, thick-headedness, weak-mindedness, neglectfulness, passiveness, passivity, incuriousness, uninterest, halfheartedness, otiosity, stupidities, lassitude, obtuseness, stupidity, thickheadedness
5 Syllables
dilatoriness, leisureliness, impassivity, injudiciousness, feeble-mindedness, indifference, emotionlessness, feeblemindedness, insensibleness, incuriosity
6 Syllables
insensitivity, insensibility, unresponsiveness