The word is the title of several famous works, most notably:

(Italian for "fidelity" or "loyalty") is a multi-layered concept that touches on everything from human relationships to brand marketing and modern literature. 1. Human Values and Relationships

"La fedeltà è un dono, non una scelta" (Loyalty is a gift, not a choice).

: Based on Missiroli's book, the Italian series Fedeltà (titled Devotion, a Story of Love and Desire in English) premiered in 2022. It follows a Milanese couple whose relationship is tested by suspected infidelities. 3. Business: "Programmi di Fedeltà"

In a commercial sense, fedeltà translates to .