From Wiktionary, the free dictionary
Possibly from tindahan.
yantadíg (Baybayin spelling ᜌᜈ᜔ᜆᜇᜒᜄ᜔) (slang)
- variety store; mom-and-pop shop
- Zorc, R. David, San Miguel, Rachel (1993) Tagalog Slang Dictionary, Manila: De La Salle University Press, →ISBN, page 160