The Dào - 道 is the cosmic force flowing through all things and the primal rhythm of the universe, the natural order that cannot be named but can be felt.
开悟 also Kāiwù or Satori 悟り, Enlightened - is a sudden breakthrough of wisdom, shattering the illusion of self and the realization of one's true nature, merging with the Dao.
觉醒 also Juéxǐng or Mezame 目覚め , Awaken - is the stirring of spiritual consciousness and the first step on the path to enlightenment, where one becomes aware of the deeper realities beyond the material world.
Xiūxíng and Shugyō or 修行 in both, deep mind-body grounding - is the rigorous training and discipline undertaken to attain spiritual growth.