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|Verb||1.||tense up - become tense, nervous, or uneasy; "He tensed up when he saw his opponent enter the room"|
|2.||tense up - cause to be tense and uneasy or nervous or anxious; "he got a phone call from his lawyer that tensed him up"|
affect - act physically on; have an effect upon; "the medicine affects my heart rate"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.