söylememesi
Söylememesi is a Turkish word that translates to "not to say it" or "that he/she/it does not say" in English. It is the negative subjunctive form of the verb söylemek, meaning "to say" or "to tell." The suffix -me indicates negation, and the -mesi suffix is a possessive suffix that also functions as a gerundive in certain grammatical contexts.
This construction is often used to express a prohibition, a wish, or a condition related to not