comprehension

I noun ability to know, alertness, appreciation, apprehension, attentiveness, awareness, awareness of, capability, capacity to understand, cognition, cognizance, command of thought, comprehension, conception, consciousness, discernment, enlightenment, erudition, expertise, familiarity, grasp, imagination, information, insight, intellect, intellectual power, intellectualism, intellectuality, intellegentia, intuition, keeness, knowledge, learning, mastery of thought, mental capacity, mental grasp, mentality, mind, mindfulness, observation, penetration, perception, perspicaciousness, power to grasp ideas, power to understand, rationality, reach of mind, realization, reason, recognition, sagacity, sageness, sense, understanding, wisdom II index appreciation (perception), apprehension (perception), caliber (mental capacity), cognition, connotation, coverage (scope), discrimination (differentiation), information (knowledge), insight, intellect, intelligence (intellect), judgment (discernment), knowledge (awareness), perception, realization, reason (sound judgment), recognition, sagacity, sanity, scienter, sense (intelligence), sensibility