One circle, many names
Your grandmother ran one. She just called it something else.
The same arrangement, in every part of India, under a different name. Beeshi speaks eleven of those languages, because the circle was never one thing.
भिशी
bhishi
Maharashtra
Craft key — Warli, Palghar
कमेटी
committee
North India
Craft key — Chikankari, Lucknow
চিট
chit
West Bengal
Craft key — Kantha stitch
ચિઠ્ઠી
chitthi
Gujarat
Craft key — Bandhani, Kutch
ಚೀಟಿ
cheeti
Karnataka
Craft key — Kasuti embroidery
കുറി
kuri
Kerala
Craft key — Kasavu border
ଚିଟ୍
chit
Odisha
Craft key — Pattachitra
ਕਮੇਟੀ
committee
Punjab
Craft key — Phulkari
சீட்டு
chittu
Tamil Nadu
Craft key — Kolam
చీటీ
cheeti
Telangana
Craft key — Kalamkari
Kitty
kitty party
Everywhere else
Craft key — —
Not only ours — the same circle is a gameya in Egypt, a tanda in Mexico, a susu in West Africa, a chama in Kenya, an arisan in Indonesia. Economists call it a ROSCA. Everyone else calls it Tuesday.