Knowledge’, of which there are five main types:

• mind-based and sensory knowledge – mati-jñāna
• scriptural knowledge – śruta-jñāna
• extra-sensory knowledge or clairvoyance – avadhi-jñāna
• knowledge of others’ minds or telepathy – manaḥparyaya-jñāna
• omniscience or absolute knowledge – kevala-jñāna.

With spiritual progress, one can gain the different types of knowledge.

Also one of the 14 ‘gateways’ or categories of investigation of mārgaṇā or ‘soul-quest’.