noun: A short literary composition on a particular subject, often presenting the author's personal viewpoint.

Example Sentence: She wrote a thought-provoking essai on the impact of technology on society.

noun: A trial or attempt, especially in a non-academic or informal context.

Example Sentence: Cooking this recipe for the first time was an essai, and it turned out to be delicious!

verb: To make an attempt or endeavor to do something.

Example Sentence: He decided to essai the new workout routine to see if it would improve his fitness level.

adjective: Pertaining to or characteristic of a specific locality or region.

Example Sentence: The restaurant offered a diverse menu, including a wide range of essai dishes representing various cultures.