Synonyms for Yell (same or very similar meaning)
WordNet sense 1 (a loud utterance of emotion (especially when inarticulate)):
cry
WordNet sense 2 (a loud utterance; often in protest or opposition):
call, outcry, shout, vociferation
WordNet sense 3 (utter a sudden loud cry):
holler, scream, squall, hollo, shout out
From the ODE community, based on WordNet
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