Chronic venous disease includes cosmetically undesirable telangiectasias, varicose veins, venous ulceration, and claudication.

There would be no need for any of the animals to come in contact with human beings, which would clearly be most undesirable.

Barskiven Road was The Undesirables. Bad corporation tenants (didn't pay their rents, didn't dig their gardens, let their kids smash up windows) were transferred to The Undesirable…

The Matchmaking Festival provided social events for these lonely-hearted pilgrims, and allowed local personages to keep undesirables away from their daughters.