wiggle room

wiggle room (uncountable)

1. (informal) The opportunity to make alternative decisions or to pursue other courses of action, especially any involving only minor changes to one's present situation or course.
   • 1999, Tim LaHaye, Jerry B. Jenkins, Apollyon: The Destroyer is Unleashed, →ISBN, page 145:

     There was no wiggle room here, no leeway, no margin for error.

   • 2003 August 4, Terry McCarthy, Karen Tumulty, “Davis vs. Davis”, in Time:

     "Nothing I know right now interests me in running," she said last week. But that leaves her some wiggle room, should things change.

• flexibility, latitude, leeway, elbow room, maneuvering room, room for maneuver, wobble room, wriggle room

• running room

• “wiggle room”, in OneLook Dictionary Search.