Kaleb Tarczewski added eight points and seven rebounds, while Mark Lyons contributed eight points with four assists for the Wildcats (10-0), who remained undefeated with the win at the Diamond Head Classic in Hawaii.
Arizona controlled the glass with a 46-24 rebounding edge over ETSU.
Jarvis Jones led the Buccaneers (2-8) with 21 points, but committed six turnovers.
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