Pronunciation of ‘oo’ in English – long or short?
https://jakubmarian.com/pronunciation-of-oo-in-english-long-or-short/
Finally, words derived from the words above, such as footing from foot, looked from look, etc., are also pronounced with a short [ʊ].. The long pronunciation. The vast majority of English words containing “oo” that we didn’t mention above are pronounced with a long [uː].Here they are (exceptions to the rules mentioned above are marked with “(!)”):
DA: 91 PA: 48 MOZ Rank: 73