Delight or pleasure
Delisia is a modern elaboration of the Latin word 'deliciae', which translates to delight or pleasure. It is closely related to the name Felicia and the word delicious, sharing a root that suggests joy and charm. While rare, it follows the popular trend of rhythmic, four-syllable names ending in -ia.
Less common today
Delisia isn't in the latest US Top 1000. It last peaked at #7,618 in 1991.
US births per 5-year period, 1990βpresent (SSA data).