What suffix is added to shape?

The most common suffix added to "shape" is -less, creating the word shapeless.

Here are some other suffixes that can be added to "shape":

* -ing: shaping

* -ed: shaped

* -er: shaper

* -ful: shapeful

* -ly: shapely

* -like: shapelike

The specific suffix you use will depend on the meaning you want to convey.