Answer:
1- The Eightfold Path --- A way to end suffering, also called the Middle Way.
2- Karma --- The belief that every action causes a reaction in the universe.
3- Upanishads --- A collection of texts that form the basis of the Hindu religion.
4- Enlightened --- Having a deep spiritual understanding.
5- Nirvana --- A state of perfect hapiness in which there is no suffering.
Explanation:
1- The Noble Eightfold Path of Buddhism is the path taught by Buddha Sakyamun which leads to the end of suffering. It contains moral guidance and practical meditation instructions. It is the fourth of the Four Noble Truths.
2- Karma denotes the philosophy of action, deed and causality in Indian religions. Karma is within certain religions and spiritual teachings the effect that actions have on one's present and later life. This teaching plays a major role in all Indian religions, for example Hinduism, Jainism, Sikhism and Buddhism. Karma is, according to Hindu belief, the reason behind man's place in life. The actions a person does in this life will help determine how things will go in the next life.
3- The Upanishads are a relatively late genre in Vedic literature. They contain commentary and further developments of the religious conceptions developed in the oldest Vedic scriptures. Typically, 108 writings are considered for the classical Upanishads.
Through the Upanishads, the Vedic tradition has instilled notions of repetitive mortal life, reincarnation, and that rebirth is regulated through the consequences of the individual's actions, karma.
4- Illumination or enlightenment is the religious-spiritual experience of complete understanding and insight. Illumination in Buddhism is referred to as awakening.
5- In Buddhist texts, nirvana refers to the tranquility of an unhurried mind after fires that cause suffering to a person are extinguished.
