Kriyā
Kriyā (Sanskrit क्रिया, "action, deed, effort") most commonly refers to a "completed action", technique or practice within a yoga discipline meant to achieve a specific result. The "Yoga Sutras of Patanjali" 2.1 defines three types of kriya, namely asceticism, study, and devotion. Such yoga is called kriya yoga. Etymology. "Kriyā" is a Sanskrit term, derived from the Sanskrit root, "kri", meaning "to do". "Kriyā" means "action, deed, effort". The word karma is also derived from the Sanskrit root "" (kri) , meaning "to do, make, perform, accomplish, cause, effect, prepare, undertake". Karma is related to verbal proto-Indo-European root *kwer-  to make, form. The root "kṛ" (kri) is common in ancient Sanskrit literature, and it is relied upon to explain ideas in Rigveda, other Vedas, Upanishads, Puranas, the Epics of Hinduism. Awareness practices. The "Yoga Sutras of Patanjali" 2.1 defines three types of kriya, namely tapas (ascetic devotion), svadhyaya (study of the self or the scriptures),and "Isvara pranidhana" (devotion or surrender to higher consciousness). The yogic purifications or shatkarmas are sometimes called the Shatkriyas ("the six actions").