An augmentative's a morphological form of a word which expresses greater intensity, often in size, but also in other attributes. It's the opposite of a diminutive. Many languages have augmentatives for nouns; some have augmentatives for verbs. Germanic languages English In modern English, augmentatives are rare. Since the early 1990s, there's been a semi-ironic borrowing of the augmentive prefix "über" (usually pronounced as /ˈuːbɚ/) from German: as in 'über-guru'.… (More on Augmentative)