Oklahoma took better care of the ball after halftime, committing just four turnovers after the break.
“I think we just controlled the game better,” Hook said. “We pushed it when we needed to push it and then we took our time when we needed to. I didn't feel like anything was forced or out of our control.”
Ellenberg led the Sooners (13-7, 4-3 Big 12) with 19 points. Junior Natalie Ventress led TCU (12-7, 3-4) with 14 points.