The organ was called a kidney first. The kidney bean is called so because it is shaped like a kidney, the organ.
An accessory kidney is an "extra" kidney.
Prefix=IN
The prefix for inadequate is in-. The prefix in- means not.
Yes, prefix does have a prefix. The prefix is pur-.
The prefix for include is in-. This prefix means not.
Kidney stones. Kidney failure.
The prefix is in-. This prefix means not.
The prefix is in-. This prefix means not.
prefix
Demi has no prefix; it IS a prefix.
The prefix is in. The prefix in- means not.