Lintéressera
Lintéressera is a French verb form derived from the verb "intéresser," which means to interest. Specifically, "lintéressera" is the third-person singular future simple tense of this verb. This means it translates to "he/she/it will interest."
The future simple tense in French is used to express actions that will happen in the future.
The construction of the future simple for regular -er verbs like "intéresser" involves adding specific endings