The term ugabhoga[1] refers to a type of vocal piece in Karnatic music, in which the artist elaborates the treatment of raga characteristics through freestyle verses (typically in the Kannada language) with or without tala.
Notes and References
Kannada Chapter, Medieval Indian Literature, An Anthology (1997) by Shiva Prakash H.S., edited by Ayyappapanicker, Sahitya Akademi