It might be a family thing, or even dialectal from where I grew up, but its common name for me is “(the) clack”.
Wiktionary suggests that the name “clack” is used for the tongue, but then there’s this Black country (UK West Midlands, where I’m not from) dialect page: https://www.sedgleymanor.com/dictionaries/dialect.html that actually lists “clack” as being a name for the uvula, so it might well dialectal word used the north of England and the midlands.
It might be a family thing, or even dialectal from where I grew up, but its common name for me is “(the) clack”.
Wiktionary suggests that the name “clack” is used for the tongue, but then there’s this Black country (UK West Midlands, where I’m not from) dialect page: https://www.sedgleymanor.com/dictionaries/dialect.html that actually lists “clack” as being a name for the uvula, so it might well dialectal word used the north of England and the midlands.