augmentative

adj. making larger, serving to increase

An augmentative is a suffix or prefix added to a noun in order to convey the sense of greater intensity, often though not primarily through a larger size. It is the opposite of a diminutive.
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Adjective
1. increasing or having the power to increase especially in size or amount or degree; "`up' is an augmentative word in `hurry up'"
(similar) increasing
2. intensifying by augmentation and enhancement
(synonym) enhancive
(similar) intensifying

adj. augmentative

adj. augmentative