noun
ditty
DIT-ee/ˈdɪti/
A short, simple song or tune.
The singer strums a ukulele and sings a cheerful ditty.

Etymology
Latin dictare supplied the expression ‘a thing dictated,’ which developed into a word for a composition. Ditty once covered many kinds of literary work before narrowing to a short, simple song.
In context
… to laugh audaciously in his face, and to sing with his intrepid heedlessness of a child of sixteen, the then popular ditty:—
More examples
- We made up a silly ditty about our cat.
- The radio advert's catchy ditty stayed in my head all day.
- Grandpa taught us the ditties he sang as a child.
Forms
ditty · ditties