If you manage to do all these things, it won't be long before you find yourself speaking the language ...... (*) flowingly (*) fluently (*) knowingly (*) frequently
This is a companion discussion topic for the original entry at https://english.best/questions/3483,if-you-manage-to-do-all-these-things-it-wont-be-long-before-you-find-yourself-speaking-the-language-___/