1) Kamban Emandhan - Nizhal Nijamakirathu
2) Ilaya Nila - Payanangal Mudivathillai
3) Idhu oru Pon Maalai - Nizhalgal
4) Sangeetha Jaathi - Kathal Oviyam
5) Mannil Indha - Keladi Kanmani
6) Kadhal Rojave - Roja
7) Nilave Vaa - Mouna Raagam
8) Kadhalin deepam - Thambikku Endha Ooru
9) Enna Satham Indha - Punnagai Mannan
10) Ilamai Enu Poonkatru -
11) Chinna Pura Ondru
12) Aayiram Nilave Vaa
13) Pani vizhum malarvanam
14) Unna Nenachen
15) Idhayam oru Kovil
16) Kalyaana Maalai
17) Vizhiyile Kalandadu - Bhuvana Oru Kelvikkuri
18) Kadavul Aamithu Vaitha Medai
19) Vaasamila Malarithu
20) Thogai Ilamayil
I probably have missed a lot more songs. These are from top of my head. These are just solo songs.
If I include duets that will be a lot more. What an amazing singer
Honorable mentions
1) Vaa Ponmayile
2) Neela vaana Odaiyil
3) Mandram Vandha
4) Naanaga Naanillai
5) Then Thenpandi Meene
6) Malaiyoram Veesum
7) Ilamjolai Poothadhal
8) Hey Oraiyiram
9) Thakida Thakida
10) Poovil Vandu
11) Salangaiyittal Oru
12) Nee Azhaithadu Pol