Goalkeeper Noelle Frost posted 11 saves, but the Terps were unable to stymie the Cavaliers' attack in overtime.
The Hawks entered the day averaging the most goals per game in Division I.
The Hawks average nearly four goals a game, which leads the country.
"She’s always going to show up ready to go, always positive.”
The Terps' road struggles continued, Madison Maguire shined and a shift to a shortened bench didn't produce results.
The Terps had multiple goals disallowed in the fourth period.
Greenwalt tore her ACL last season and has played sparingly for the Terps this year.
“Right now, she’s in it. She’s in it every day, she’s in it for the long haul, she’ll play hockey at the next level."
The pair has combined for 45 goals and 47 assists over the course of their four seasons in College Park.
Kelee Lepage's fourth-quarter goal proved the difference.