Late deafened, apparently around or soon after 1900. His first major work, Badhira Vilapam [A Deaf Man's Lament] appeared in 1910 and deals with his struggle with his hearing loss. He went on to produce other major works of Indian poetry such as the 8-volume Sahitya Manjari [A Bouquet of Literature]. Later writings were influenced by the Gandhian movement and by Eastern interpretations of Christianity. Vallathol is considered one of the "Great Trio" of modern Indian poets.