Apprehension of synonyms

What is another word for Apprehension of?

• grip
• understanding of
• comprehension of
• grasp of
• command of
• perception of
• awareness of
• conception of
• cognizance of
• grips
• consciousness
• realization of
• knowledge of
• ken of
• mastery of
• knowledge of the existence of
• alertness to
• sensitivity to
• mindfulness of
• recognition of