Rhythmic flow or beat
A modern phonetic spelling of the English word 'cadence,' which refers to the rhythmic flow of sounds in language or music. It emerged as part of a trend of using musical terms as names, often modified with creative spellings like 'y' or 'ce'.
Less common today
Caidynce isn't in the latest US Top 1000. It last peaked at #10,092 in 2013.
US births per 5-year period, 1990βpresent (SSA data).