61 entries under paltry topic. ×

3
ineffectual(adjective, dull, light, weak, soft)
3
lame(adjective, weak, flat, poor, thin)
3
scant(adjective, mean, slight, flat, poor)
2
insufficient(adjective, weak, slight, flat, poor)
2
little(adjective, light, slight, easy, thin)
2
scanty(adjective, mean, weak, slight, flat)
1
aged(adjective, weak, thin, delicate, feeble)
1
ailing(adjective, weak, thin, delicate, unstable)
1
chicken(adjective, weak, thin, delicate, shaky)
1
debilitated(adjective, weak, thin, delicate, uncertain)
1
doddering(adjective, weak, thin, delicate, feeble)
1
dopey(adjective, weak, thin, delicate, shaky)
1
effete(adjective, weak, thin, delicate, uncertain)
1
emasculated(adjective, weak, thin, delicate, shaky)
1
enervated(adjective, weak, thin, delicate, uncertain)
1
enfeebled(adjective, weak, thin, delicate, shaky)
1
etiolated(adjective, weak, thin, delicate, shaky)
1
exhausted(adjective, weak, thin, delicate, uncertain)
1
exiguous(adjective, mean, slight, thin, small)
1
failing(adjective, weak, poor, thin, delicate)
10 years ago|18k views|share |citing 
APASmart Define. (2016). insubstantial thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/insubstantial/thesaurus/synonyms
ChicagoSmart Define. 2016. "insubstantial thesaurus" https://smartdefine.org/insubstantial/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, insubstantial thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/insubstantial/thesaurus/synonyms>.
MLASmart Define. "insubstantial thesaurus" 30 March 2016. Web. 29 September 2026. <https://smartdefine.org/insubstantial/thesaurus/synonyms>