Mater had many names and they were used as needed and had nothing to do with my or her age.
Mom, Mommy, Moo Cow, Joyce, Honey, She Who Must be Obeyed, the Empress. She answered if she wanted to in the manner that met the moment.
Her former husband was known as Dad, Lying Lionel, St. Lionel of the Subway, Papa’s son, and eventually dearolddeaddad. The dear was because he actually left money to his children instead of his latest wife. Boy was she surprised.