Ill-treated and Underprivileged

Ill-treated adjective - Subjected to cruel treatment.

Underprivileged and ill-treated are semantically related. In some cases you can use "Underprivileged" instead an adjective phrase "Ill-treated".

Underprivileged adjective - Kept from having the necessities of life or a healthful environment.

Ill-treated and underprivileged are semantically related. Sometimes you can use "Ill-treated" instead an adjective "Underprivileged".