designboom will get a first search in the south african artist's new exhibition, 'oonomathotholo: ancestral whispers', at friedman benda NY. erode fray rub cut down try to eat shave chafe bite abrade erase corrade fret sharpen gall scrape frazzle wear out chew gnaw file graze scour wipe (away) disintegrate rasp decompose scuff nibble corrode sandb