satori

satori puhekieltä A sudden inexpressible feeling of inner understanding or enlightenment.
2005, (w), Cant Find My Way Home'', Simon & Schuster (2005), page 115:

What happened to the Merry Band on its trip during the summer of 1964 ranged from the cosmically sublime to the ridiculous, from peak ecstasy to full-tilt satori.