commodus

Etymology
From.

Adjective

 * 1) comfortable, commodious, suitable, useful, convenient, becoming
 * 2) opportune, timely, tidy
 * 3) pleasant, friendly
 * 1) opportune, timely, tidy
 * 2) pleasant, friendly

Usage notes
The adjective became a cognomen of a branch of the gens Ceionia, a member of whom was adopted by Hadrian but died before he could become emperor. His relative was adopted by Antoninus Pius and ruled together with Marcus Aurelius, whose son was also given the name Commodus.