What is the abstract noun of presevere?

Answer 1

There is no word 'presevere' is not a word in English.

The abstract noun forms for the verb to persevere (to continue in a course of action even in the face of difficulty, to persist) are perseverance and the gerund, persevering.

The abstract noun forms for the verb to preserve (to maintain something in its original or existing state, to protect, save, maintain) are preservability, preserver, and the gerund, preserving.

The word preserve is also a noun, a word for something that is preserved (strawberry preserves), and a special area or domain (a wildlife preserve); a concrete noun.