different between deletive vs delative

English

delete +? -ive

deletive (comparative more deletive, superlative most deletive)

Tending to delete or obliterate.
- 1662, John Evelyn, Sculptura
  the obtuser end was made more deletive , apt to put out , and obliterate

From the Latin deferre (“to bear or bring away or down”).

delative (uncountable)

(grammar) A grammatical case of nouns used, chiefly in Hungarian, to express movement from the surface of something (like "moved off the table").

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