"dispel" in the verb sense
1. chase away, drive out, turn back, drive away, dispel, drive off, run off
force to go away used both with concrete and metaphoric meanings
"Drive away potential burglars"
"drive away bad thoughts"
"The supermarket had to turn back many disappointed customers"
2. disperse, dissipate, dispel, break up, scatter
to cause to separate and go in different directions
"She waved her hand and scattered the crowds"
Source: WordNet® (An amazing lexical database of English)
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