“When we saw her go down against Ireland, it was heart in the mouth stuff.”
The Scotland was “so disappointed” for Scott, revealing that she has undergone surgery.
“She is such an exciting talent – full-back, wing, handling skills, kicking skills,” he said. “I genuinely thought she as going to have a huge World Cup.”
Edinburgh Rugby/University of Edinburgh winger Hannah Walker is the only uncapped player selected.
Scrum-half Rhea Clarke is the least experienced, having just one cap, but joins prop sister Elliann, who has played for her country 22 times, in the party for the finals.
Trailfinders second row Emma Wassell has made her way back to international rugby after recovering from a benign tumour in her chest in September.
Captain Rachel Malcolm leads a selection comprising 18 forwards and 14 backs for a Pool B campaign against Wales, Fiji and Canada.
The flanker is one of 21 players to have appeared at the previous Rugby World Cup, played in 2022.
Easson is leaving his job at the end of the tournament and added: “To go to a rugby World Cup is the pinnacle for any player but also anyone in our management team as well, so real excitement to go to that, but the fact that it is the last dance, it does put that little bit of an edge on it.
“I am so excited to see what this group can do and I want to finish it off as well as I can.”