Small
Small adjective - Of a size that is less than average.
Underweight and small are semantically related. In some cases you can use "Underweight" instead an adjective "Small".
Nearby Word: smallish
Underweight
Underweight adjective - Having little weight.
Usage example: the long illness left him frail and underweight
Small and underweight are semantically related. Sometimes you can use "Small" instead an adjective "Underweight".
Cite this Source
Underweight and Small. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/small/underweight
Small & Underweight. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/small/underweight>.
Underweight or Small. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/small/underweight.
Google Ngram Viewer shows how "small" and "underweight" have occurred on timeline