Here's what we know:
* Origins: The word "motto" originates from the Italian word "motto," which means "word" or "saying."
* Early Use: The concept of a short phrase embodying a guiding principle or idea has been around for centuries, predating the word "motto."
* 14th Century: The word "motto" first appeared in English around the 14th century, referring to a short, memorable phrase used as a personal saying or slogan.
* 16th Century: The word "motto" gained popularity during the Renaissance period, becoming commonly used for phrases associated with heraldry and family crests.
* Modern Use: Today, the word "motto" is widely used for various types of short phrases, including company slogans, school mottos, personal mantras, and more.
Therefore, while the exact date of the word "motto" being coined is unclear, its usage has evolved over centuries, starting from the 14th century and becoming increasingly popular during the Renaissance.