naarstig Learn Unstarted Summary The Dutch translation for “diligently” is naarstig. Examples of "diligently" in use There is 1 example of the Dutch word for "diligently" being used: Recording English Dutch Learn The police are eagerly looking for this as yet unknown person. De politie is naarstig op zoek naar deze vooralsnog onbekende persoon. Learn Practice Lesson "diligently" Practice (2) Lesson Learn Lesson words diligently etc. View all lesson words Lesson phrases The police are eagerly looking for this as yet unknown person. etc. View all lesson phrases Themed Courses Miscellaneous 298 Part of Speech Courses Adverbs 21 Acknowledgements Audio voice156