151 entries under weak topic. ×

2
scanty(adjective, mean, slight, flat)
2
sheer(adjective, light, slight, easy)
2
slim(adjective, mean, thin, delicate)
1
aged(adjective, thin, delicate, feeble)
1
ailing(adjective, thin, delicate, unstable)
1
anemic(adjective, dull, light, soft)
1
anile(delicate, feeble, infirm, flimsy)
1
bare(slight, poor, small, miserable)
1
barren(slight, poor, small, inadequate)
1
bush-league(poor, insufficient, scarce)
1
chicken(adjective, thin, delicate, shaky)
1
chiffon(adjective, light, slight, thin)
1
debilitated(adjective, thin, delicate, uncertain)
1
defective(slight, poor, thin, feeble)
1
depleted(poor, insufficient, scarce)
1
doddering(adjective, thin, delicate, feeble)
1
dopey(adjective, thin, delicate, shaky)
1
dry(poor, insufficient, scarce)
1
effete(adjective, thin, delicate, uncertain)
1
emasculated(adjective, thin, delicate, shaky)
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APASmart Define. (2016). insubstantial thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/insubstantial/thesaurus/synonyms
ChicagoSmart Define. 2016. "insubstantial thesaurus" https://smartdefine.org/insubstantial/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, insubstantial thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/insubstantial/thesaurus/synonyms>.
MLASmart Define. "insubstantial thesaurus" 30 March 2016. Web. 26 September 2026. <https://smartdefine.org/insubstantial/thesaurus/synonyms>