What is the Greek word for greatness?

There isn't one single perfect Greek word for "greatness," as the best translation depends on the context. However, some strong contenders include:

* μεγαλειότης (megaléotēs): This translates most directly to "greatness" or "majesty," often referring to something impressive and awe-inspiring.

* μεγαλοπρέπεια (megaloprepeia): This signifies "magnificence" or "splendor," highlighting grandeur and impressive scale.

* δόξα (dóxa): While often translated as "glory" or "renown," dóxa can also encompass the concept of greatness achieved through deeds and reputation.

The best choice depends on the specific nuance you want to convey. If you can provide the context, a more precise translation can be offered.