seien Learn Unstarted Summary The German translation for “be” is seien. Examples of "be" in use There are 5 examples of the German word for "be" being used: Recording English German Learn Please be polite. Bitte seien Sie höflich. Learn Be polite to everyone. Seien Sie zu allen höflich. Learn be careful Seien Sie vorsichtig Learn rest assured seien Sie versichert Learn Don’t be selfish. Seien Sie nicht egoistisch. Learn Practice Lesson "be" Practice (6) Lesson Learn Lesson words be etc. View all lesson words Lesson phrases be careful, Be polite to everyone., Don’t be selfish., Please be polite., rest assured etc. View all lesson phrases Themed Courses Miscellaneous 28 Miscellaneous 29 Acknowledgements Audio Google text-to-speech