Question: is pukka a proper word?
Answer: Pukka (Hindi पक्का, Urdu پكّا pakkā) is a word of Hindi and Urdu origin literally meaning "cooked, ripe" and figuratively "fully formed", "solid", "permanent", "for real" or "sure". In UK slang, it can mean "genuine" or simply "very good"; see also pukka sahib.