The ornamental design for a support for a cavovarusfoot, as shown and described.
FIG. 1 is a front side perspective view of a support for a cavovarus foot showing our new design;
FIG. 2 is another front side perspective view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a front view thereof;
FIG. 5 is a first side view thereof;
FIG. 6 is a second side view thereof; and,
FIG. 7 is a bottom view thereof.
Dash-dot-dot-dash lines are used in the drawings to illustrated environment. The features illustrated in dash-dot-dot-dash lines form no part of the claimed design.
All surfaces not shown form no part of the claimed design.