poor relation

A spinster who was a poor relation was the only person of respectable breeding who ever came near them.

At most, she only looks upon him as a kind of poor relation that ought to put up with anything.

She had been the poor relation, the daughter of a dreaming failure.

Robert Moncton had been reconciled to his son, and I was once more regarded as only a poor relation.

I am rich, trust in me, and the world shall never sneer at you as a poor relation.