Redesignable vs. Redesign — What's the Difference?

Capable of being redesigned.

To make a revision in the appearance or function of.

A plan for making changes to the structure and functions of an artifact, building or system so as to better serve the purpose of the original design, or to serve purposes different from those set forth in the original design.

To lay out or plan a new version of something previously laid out or planned.

Design anew, make a new design for