Synset

a poor ability to understand or to profit from experience
<noun.cognition> freq. cnt.: 5 freq. cnt.: 5

lexical pointers

derivationally related form

antonym

semantic pointers

hypernym

hyponym

denseness, dumbness, slow-wittedness dullness, obtuseness retardation, mental retardation, backwardness, slowness, subnormality folly, foolishness, craziness, madness vacuousness