IDHARA NAAMA MUDRAKAARA : a composer who has adopted a name other than his own as the signature in his musical compositions.
 

INNISAI(Tamil) : sweet music.
 

IRAKKA JAARU(Tamil) : is the downward glide - a kind of grace used in music.
 

ISAI IYAL(Tamil) : the science of music.
 

ISAI GNANI : a person well versed in the science of music.