1
stillbirth
1
stunted(weak, feeble, frail, tiny, measly)
1
tadpole
1
tomtit
1
trifling(adjective, light, weak, small, insignificant)
1
trivial(adjective, light, weak, small, insignificant)
1
two-bit(adjective, light, weak, small, insignificant)
1
unconsequential(weak, feeble, frail, tiny, measly)
1
unconsidered(adjective, light, small, insignificant, unimportant)
1
underfed(weak, feeble, frail, tiny, measly)
1
undersized(weak, feeble, frail, tiny)
1
undeveloped(weak, feeble, frail, tiny, measly)
1
unimportant(adjective, light, small, insignificant, trivial)
1
unsound(weak, feeble, frail, tiny, measly)
1
unsubstantial(weak, feeble, frail, tiny, measly)
1
wart
1
weak(feeble, frail, tiny, measly)
1
weakly(weak, feeble, frail, tiny, measly)
1
wee(weak, feeble, frail, tiny, measly)
1
whiffet
11 years ago|5.6k views|share |citing 
APASmart Define. (2015). runt thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/runt/thesaurus/synonyms
ChicagoSmart Define. 2015. "runt thesaurus" https://smartdefine.org/runt/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, runt thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/runt/thesaurus/synonyms>.
MLASmart Define. "runt thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/runt/thesaurus/synonyms>