Synonyms for Outcry (same or very similar meaning)
WordNet sense 1 (a loud utterance; often in protest or opposition):
call, cry, shout, vociferation, yell
WordNet sense 2 (shout louder than):
outshout
WordNet sense 3 (utter aloud; often with surprise, horror, or joy):
exclaim, call out, cry out
From the ODE community, based on WordNet
add/edit