essive

es·sive  (sv)

adj.

Of, relating to, or being the grammatical case indicating a state of being or an existence in a particular capacity or state in some languages, as in Finnish professorina, "as a professor."

n.

1. The essive case.

2. A word or form in the essive case.

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[Finnish essiivi, from New Latin essvus : Latin esse, to be; see es- in Indo-European roots + Latin -vus, -ive.]