What is another word for "mistress"?

Roget's Thesaurus (1911) lists these synonyms for "mistress": apparent, beneficiary, devisee, estate, feoffee, for, from, gentry, grantee, heir, heiress, heritor, holder, impropriator, inheritor, inheritress, inheritrix, lady, laird, land, landed, landlord, legal, legatary, legatee, lessee, life, lodger, lord, man, manor, master, mesne, mortgagee, mortgagor, occupant, occupier, owner, paramount, person.