bn:00084681v
Verb Concept
EN
catch on  get wise  get onto  tumble  latch on
EN
Understand, usually after some initial difficulty WordNet 3.0
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EN
Understand, usually after some initial difficulty WordNet 3.0 & Open English WordNet
EN
She didn't know what her classmates were plotting but finally caught on WordNet 3.0 & Open English WordNet
IS A
WordNet 3.0 & Open English WordNet