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 626 Part of Speech Courses Verbs (all parts) 160 Verbs (infinitives) 70 Acknowledgements Audio Gerda van der Haak