Underprivileged
Part of speech: adjective
Definition: Deprived of the opportunities and advantages of other members of one's community.
Part of speech: noun
Definition: A deprived person; deprived people.
Example sentence: My grandfather started a school for the underprivileged in Chandigarh, and that is why we moved from Himachal to Chandigarh. It was a small school, where even I would teach while in school.
Deprived
Part of speech: adjective
Definition: Subject to deprivation; poor.
Part of speech: verb
Definition: To take something away from (someone) and keep it away; to deny someone something.
Example sentence: If America wishes to preserve her native birds, we must help supply what civilization has taken from them. The building of cities and towns, the cutting down of forests, and the draining of pools and swamps have deprived American birds of their original homes and food supply.