underweightadjective
uk/ˌʌn.dəˈweɪt/us/ˌʌn.dɚˈweɪt/Underweight people weigh too little and are too thin:
According to the hospital chart he's four kilos underweight.
Opposite
overweight
Thesaurus: synonyms and related words
Animal physiology: thin or slender (of people)
- anorexic
- bag of bones
- be skin and bone(s) idiom
- elfin
- emaciated
- gaunt
- hatchet-faced
- lissome
- lithe
- pinched
- rangy
- skinny
- slenderize
- slight
- spare
- spindly
- sylphlike
- trim
- waif-like
- wiry
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