Antonyms of adj heavyset

1 sense of heavyset

Sense 1
compact, heavyset, stocky, thick, thickset -- (having a short and solid form or stature; "a wrestler of compact build"; "he was tall and heavyset"; "stocky legs"; "a thickset young man")

INDIRECT (VIA short) -> tall -- (great in vertical dimension; high in stature; "tall people"; "tall buildings"; "tall trees"; "tall ships")

Similarity of adj heavyset

1 sense of heavyset

Sense 1
compact, heavyset, stocky, thick, thickset -- (having a short and solid form or stature; "a wrestler of compact build"; "he was tall and heavyset"; "stocky legs"; "a thickset young man")
       => short (vs. tall), little -- (low in stature; not tall; "he was short and stocky"; "short in stature"; "a short smokestack"; "a little man")