What words describe someone who is very thin?
emaciated, skeletal, be skin and bones, underweight, gaunt,
What words describe someone who is thin and attractive?
slim, slender, trim, willowy, keep your figure, dapper, svelte,
What words refer to someone becoming thin?
lose weight, slim, shed (ten) pounds, waste away, get thin,
What words refer to trying to become thin?
try to lose weight, watch your weight, watch your figure, diet, be on a diet, go on a diet, slim (v),