nurse

a woman who is the custodian of children

give suck to

“The wetnurse suckled the infant”

maintain (a theory, thoughts, or feelings)

one skilled in caring for young children or the sick (usually under the supervision of a physician)

serve as a nurse; care for sick or handicapped people

treat carefully

“He nursed his injured back by lying in bed several hours every afternoon”

try to cure by special care of treatment, of an illness or injury

“He nursed his cold with Chinese herbs”