1. (

• awareness ,
• consciousness ,
• cognizance ,
• cognisance ,
• knowingness

) having knowledge of; "he had no awareness of his mistakes"; "his sudden consciousness of the problem he faced"; "their intelligence and general knowingness was impressive" ;

2. (

• cognizance ,
• ken

) range of what one can know or understand; "beyond my ken" ;

3. (

• cognizance ,

) range or scope of what is perceived ;