Germanic umlaut
metaphony in Germanic languages, occurring around 450–500, in which vowels are raised or fronted when the following syllable contains /i(ː)/ or /j/; e.g. Engl. foot → feet
en-US/d͡ʒɚˈmænɪk ˈʊmlaʊt/
en-GB/d͡ʒəˈmænɪk ˈʌmlaʊt/
metaphony in Germanic languages, occurring around 450–500, in which vowels are raised or fronted when the following syllable contains /i(ː)/ or /j/; e.g. Engl. foot → feet