underweight[adjective]Synonyms: skinny, emaciated, half-starved, puny, skin and bone
(informal), undernourished, undersized
English Thesaurus: thin, slim, slender, lean, skinny, ... [TahlilGaran] English Synonym Dictionary ▲
thin having little fat on your body:
a tall, thin manslim thin in an attractive way:
her slim figure a slim woman in her fifties Magazines are always full of advice about how to stay slim.slender written thin in an attractive and graceful way – used especially about parts of the body, and used especially about women:
her long, slender legs She is slender, with very fair hair.lean thin and looking healthy and fit:
his lean body He was lean and looked like a runner.skinny very thin in a way that is not attractive:
a skinny teenager Your arms are so skinny!slight written thin and delicate:
a small, slight girl with big eyesscrawny /ˈskrɔːni $ ˈskrɒː-/ very thin, small, and weak-looking:
a scrawny kid in blue jeansunderweight below the usual weight for someone of your height, and therefore too thin:
He had no appetite and remained underweight.gaunt /ɡɔːnt $ ɡɒːnt/
written very thin and pale, especially because of illness or continued worry:
He looked gaunt and had not shaved for days.emaciated /ɪˈmeɪʃieɪtəd, ɪˈmeɪʃieɪtɪd, -si-/
written extremely thin and weak, because you are ill or not getting enough to eat:
The tents were filled with emaciated refugees.skeletal written used about someone who is so thin that you can see the shape of their bones:
The soldiers were shocked by the skeletal figures of the camp’s prisoners.anorexic used about someone who is extremely thin because they have a mental illness that makes them stop eating:
Her daughter is anorexic. anorexic teenagerspaper-thin/wafer-thin extremely thin, like paper:
The walls of the apartment were paper-thin. wafer-thin slices of pastry The petals are paper-thin. [TahlilGaran] English Thesaurus ▲