もうすぐです

Derived from 'もう' (mō - already/yet) and 'すぐ' (sugu - immediately/right away) with the polite copula 'です' (desu). The combination emphasizes the immediacy. While the individual components have long histories in the Japanese language, their specific usage in this combined form to indicate 'very soon' is a natural linguistic evolution rather than a direct borrowing from other languages. It's a commonly used phrase in modern Japanese, and its origin isn't tied to a specific historical event or a foreign language, but rather to the internal development of Japanese grammar and expression. Therefore, claiming a 200+ words origin history is misleading; its components are ancient, but the phrase itself developed internally within Japanese.