Big-boned and Heavyset

Big-boned adjective - Having a bone structure that is massive in contrast with the surrounding flesh.

Heavyset and big-boned are semantically related. In some cases you can use "Heavyset" instead an adjective phrase "Big-boned".

Heavyset adjective - Being compact and broad in build and often short in stature.

Big-boned and heavyset are semantically related. You can use "Big-boned" instead an adjective "Heavyset".