Adjective
egoless (comparative more egoless, superlative most egoless)
Lacking ego: not egotistical
As to the third; he must recognise and patiently accept the fact that his own mind and personality is also mind-constructed, that it is empty of substance, unborn and egoless. Source: Internet
Some have heard in this music the feel and shape of a musician's late work, an egoless music that precedes its creator's death. Source: Internet