Foster parent and Wet nurse

Foster parent noun - A person who acts as parent and guardian for a child in place of the child's natural parents but without legally adopting the child.

Wet nurse and foster parent are semantically related in cares for someone topic. In some cases you can use "Wet nurse" instead a noun phrase "Foster parent".

Wet nurse noun - A woman hired to suckle a child of someone else.

Foster parent and wet nurse are semantically related in cares for someone topic. You can use "Foster parent" instead a noun phrase "Wet nurse".