knowingness

adjective

1. affecting, implying, or deliberately revealing shrewd knowledge of secret or private information: a knowing glance.
2. that knows; having knowledge or information; intelligent.
3. shrewd, sharp, or astute.
4. conscious; intentional; deliberate.

adjective

1. suggesting secret information or knowledge
2. wise, shrewd, or clever
3. deliberate; intentional

noun

4. there is no knowing one cannot tell