Lala is a word that can have multiple meanings depending on the context. For example, it can refer to a musical term used in Indian classical music for a section of a song where the lyrics are replaced with meaningless syllables. Alternatively, it can also be used as a nickname for a grandparent or as a term of endearment for a loved one. Some synonyms for lala in the musical context might include "alap," "taan," or "nagma." As a term of endearment, synonyms might include "sweetheart," "darling," or "love." Ultimately, the synonym for lala depends on its specific usage and intended meaning.