prehension

noun prehension

• aha — Aha is used in writing to represent a noise that people make in conversation, for example to express satisfaction or surprise.
• apperception — the attainment of full awareness of a sensation or idea
• comprehension — Comprehension is the ability to understand something.
• in sight — an instance of apprehending the true nature of a thing, especially through intuitive understanding: an insight into 18th-century life.
• knowing — affecting, implying, or deliberately revealing shrewd knowledge of secret or private information: a knowing glance.