deben Learn Unstarted Summary The Spanish translation for “must” is deben. Examples of "must" in use There are 2 examples of the Spanish word for "must" being used: Recording English Spanish Learn The applications need to be updated. Las aplicaciones deben actualizarse. Learn The windows must remain closed. Las ventanas deben permanecer cerradas. Learn Practice Lesson "must" Practice (1) Lesson Learn Lesson words must etc. View all lesson words Lesson phrases This lesson has no phrases. Themed Courses Miscellaneous 26 Part of Speech Courses Verbs 9 Acknowledgements Spanish source https://lingopolo.org/spanish/word/soldiers-must-follow-orders Audio Google text-to-speech