opschalen Learn Unstarted Summary The Dutch translation for “to scale up” is opschalen. Practice Lesson "to scale up" Practice (1) Lesson Learn Lesson words to scale up etc. View all lesson words Lesson phrases This lesson has no phrases. Themed Courses Miscellaneous 610 Part of Speech Courses Verbs (infinitives) 68 Verbs (all parts) 155 Acknowledgements Audio Gerda van der Haak