Synonyms|860Antonyms|162|Broader|10Narrower|5Related|1.4k
4
aery
4
airy
4
selfish
3
aerial
3
aeriform
3
ethereal
3
peaceful
3
shadowy
3
stringy
2
angry
2
black
2
intelligent
2
wraithlike
1
amazing
1
boring
1
eye-opening(adjective, shocking, astonishing, unforeseen, unanticipated)
1
foul
1
niggardly
1
outdated item
1
pretty(adjective, characteristic, attribute, peculiar, with features)
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APASmart Define. (2016). insubstantial thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/insubstantial/thesaurus/related
ChicagoSmart Define. 2016. "insubstantial thesaurus" https://smartdefine.org/insubstantial/thesaurus/related (accessed September 26, 2026).
HarvardSmart Define 2016, insubstantial thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/insubstantial/thesaurus/related>.
MLASmart Define. "insubstantial thesaurus" 30 March 2016. Web. 26 September 2026. <https://smartdefine.org/insubstantial/thesaurus/related>