62 entries under dull topic. ×

5
twiggy(adjective, light, slight, fine)
4
pinched(adjective, light, slight, fine)
4
rawboned(light, slight, fine, thin)
4
starved(adjective, light, slight, fine)
3
cadaverous(adjective, light, slight, fine)
3
haggard(adjective, light, slight, fine)
3
shadow(adjective, light, slight, fine)
3
slender(adjective, slight, thin, delicate)
3
slim(adjective, light, slight, fine)
3
wasted(adjective, light, slight, fine)
2
featherweight(light, slight, fine, thin)
2
fleshless(slight, thin, delicate, lifeless)
2
rangy(light, slight, fine, thin)
2
small(adjective, slight, thin, delicate)
1
all skin and bones(expression, idiom, slight, thin)
1
attenuate(light, slight, fine, thin)
1
attenuated(light, slight, fine, thin)
1
beanpole(light, slight, fine, thin)
1
beanstalk(light, slight, fine, thin)
1
delicate(slight, thin, lifeless, limp)
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APASmart Define. (2015). underweight thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/underweight/thesaurus/synonyms
ChicagoSmart Define. 2015. "underweight thesaurus" https://smartdefine.org/underweight/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, underweight thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/underweight/thesaurus/synonyms>.
MLASmart Define. "underweight thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/underweight/thesaurus/synonyms>