Uncharitable
Part of speech: adjective
Definition: Not charitable
Stingy
Part of speech: adjective
Definition: Stinging; able to sting.Extremely close and covetous; meanly avaricious; niggardly; miserly; penurious; as, a stingy churl.
Example sentence: If you're raised with a poverty mentality, nothing is going to change it. I do know some really stingy billionaires. I come from such a generation of hand-to-mouthers.