Balisa means
Appearance
Sri Caitanya-caritamrta
CC Antya-lila
The word "vācāla" is used to refer to a person who can speak according to Vedic authority, and the word "bāliśa" means "innocent."
CC Antya 5.140, Translation: “The word "vācāla" is used to refer to a person who can speak according to Vedic authority, and the word "bāliśa" means "innocent." Kṛṣṇa spoke the Vedic knowledge, yet He always presents Himself as a prideless, innocent boy.