Banned import (5)
I believe the answer is:
ivory
(Other definitions for ivory that I've seen before include "Key perhaps" , "Jumbo's dentine" , "Piano key" , "Key material" , "Smooth material of elephant tusks" .)
I believe the answer is:
ivory
(Other definitions for ivory that I've seen before include "Key perhaps" , "Jumbo's dentine" , "Piano key" , "Key material" , "Smooth material of elephant tusks" .)