What does eilish mean?

"Eilish" is a feminine given name of Irish origin. It is a variant spelling of "Ailis," which is a short form of "Alice."

The name "Alice" is derived from the German name "Adelheid," which means "noble kind" or "of noble lineage."

Therefore, "Eilish" can be interpreted as a name that signifies nobility, kindness, and a strong sense of heritage.