Comes via French from the Italian word bagat(t)ella, related to bagatt(a), meaning “small possession.”
Bagatt(a) was perhaps a derivative of bag(a), “berry” and the diminutive suffixes –att(a) and –ella, from Latin –illa.
EXAMPLES OF BAGATELLE
In their relationship, they cherished even the simplest moments together, considering them not as mere bagatelles but as precious memories.
Despite her great achievements, she was always humble, viewing her success in the online dictionary industry as a bagatelle in the grand scheme of things.