wet nurse
From Longman Dictionary of Contemporary Englishwet nurseˈwet nurse noun [countable] old useSSWMB a woman paid to give her breast milk to another woman’s babyExamples from the Corpuswet nurse• I remember the names of the two servants were Abatahun and Astakakalij, the wet nurse.wet-nurseˈwet-nurse verb [transitive] LOOK AFTER somebodyto give someone too much care and attention, as if they were a child→ See Verb table