amplify


amplify (http://definr.com/amplify)

     v 1: increase in size, volume or significance: "Her terror was
          magnified in her mind." [syn: magnify]
     2:  to enlarge beyond bounds or the truth; " tended to
        romanticize and exaggerate this ``gracious Old South''
        imagery" [syn: overstate, exaggerate, overdraw, hyperbolize,
         magnify] [ant: understate]
     3: exaggerate or make bigger; "The charges were inflated" [syn:
         inflate, blow up, expand]
     4: increase the volume of; "amplify sound"