1
unsound(weak, feeble, frail, tiny, measly)
1
unsubstantial(weak, feeble, frail, tiny, measly)
1
unsupplied
1
very thin(expression, lean, narrow, little, slim)
1
water
1
weakened(adjective, thin, faint, pale, hungry)
1
weakly(weak, feeble, frail, tiny, measly)
1
weazeny
1
wee(weak, feeble, frail, tiny, measly)
1
willowy(lean, narrow, little, slim, tenuous)
1
worthless(weak, feeble, frail, tiny, measly)
1
wraithlike
1
zero(weak, feeble, frail, tiny, measly)
1
zilch(weak, feeble, frail, tiny, measly)
0
ailing(thin, pale, sickly-looking)
0
angular(lean, narrow, little, slim, tenuous)
0
anorectic
0
appetite
0
atrophied
0
bare(little, slim, tenuous)
11 years ago|2.8k views|share |citing 
APASmart Define. (2015). underfed thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/underfed/thesaurus/synonyms
ChicagoSmart Define. 2015. "underfed thesaurus" https://smartdefine.org/underfed/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, underfed thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/underfed/thesaurus/synonyms>.
MLASmart Define. "underfed thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/underfed/thesaurus/synonyms>