Solutions A language no longer spoken has 8 entries with similar clues

• 3-letter words
• laoLanguage spoken in Southeast Asia's Golden Triangle
• 6-letter words
• pashtoLanguage spoken in Afghanistan
• 7-letter words
• yiddishLanguage spoken by Ashkenazi Jews
• englishThe world's most spoken language
• catalanLanguage spoken in Spain
• 8-letter words
• armenianLanguage spoken in Yerevan
• 10-letter words
• vernacularLanguage spoken by ordinary people
• 13-letter words
• lingua-francaA language used as a common language between speakers whose native languages are different