It depended on what country they lived in. For example, if you're talking about England, it was Middle English, French, and Latin.
The Welsh language emerged in the 6th century and is still in use.
Serbian people speak the Serbian language.
They speak the Jawoyn language.
People from Bali speak Balinese, which is a Malayo-Polynesian language.
The people in Bali speak Balinese, which is a Malayo-Polynesian language.
The people in Bali speak Balinese, which is a Malayo-Polynesian language.
The people of Bali speak Balinese, which is a Malayo-Polynesian language.
. Pictish is a mysterious and, sadly, extinct language. It died out in Scotland around the 9th century. Most people in Scotland today speak English, and some speak Scottish Gaelic. However, I believe there is a Pictish language revival going on currently, so you might want to research that.
People in Taiwan speak Chinese
The people in Indonesia speak Indonesian.
People in Hungary speak Hungarian.
they speak spanish