grandma

noun grandma

• matriarch — the female head of a family or tribal line.
• ancestor — Your ancestors are the people from whom you are descended.
• dowager — a woman who holds some title or property from her deceased husband, especially the widow of a king, duke, etc. (often used as an additional title to differentiate her from the wife of the present king, duke, etc.): a queen dowager; an empress dowager.
• granny — Informal. a grandmother.
• gram — (in the Volsunga Saga) the sword of Sigmund, broken by Odin, repaired by Regin, and used again by Sigurd in killing Fafnir.