
thumb|Punkahs in the house of a British couple in India c. 1880 thumb|A punkah in the house of French colonials in Indochina c. 1930 thumb|Church interior with an intricate system of punkahs c. 1900
thumb|Punkahs in the house of a British couple in India c. 1880 thumb|A punkah in the house of French colonials in Indochina c. 1930 thumb|Church interior with an intricate system of punkahs c. 1900
A punkah, also pankha (, Hindi: , ), is a type of fan used since the early 6th century BC. The word pankha originated from pankh, the wings of a bird which produce a current of air when flapped.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).