Wordnet 3.0
VERB (2)
1. 
 nearly do something; 
- Example: "She came close to quitting her job"2. 
 be close or similar; 
- Example: "Her results approximate my own"[syn: approximate, come close]
WordNet (r) 3.0 (2006):
come close
    v 1: nearly do something; "She came close to quitting her job"
    2: be close or similar; "Her results approximate my own" [syn:
       approximate, come close]