Koondade

Could you clarify what "koondade" refers to? Is it a real term from a specific language (for example Estonian or another language), a proper noun (such as a place, organization, or movement), or would you like me to write a fictional or hypothetical wiki-style article about a concept named "Koondade"? If you want a real-world entry, please indicate the geographic or historical context you have in mind. If you prefer a fictional concept, I can create a concise, neutral article as well.