Sentence examples for will not lost from inspiring English sources

The part of a sentence "will not lost" is not correct and should be corrected to "will not lose." The auxiliary verb "will" should be followed by the base form of the verb, not the past participle form.
You can use "will not lose" to express a future event or action that is not likely to happen. Example: "I will not lose my keys again. I'm going to put them in a safe place this time." In this sentence, "will not lose" indicates that the action of losing keys is not likely to happen in the future.