reallocate

verb ! Definition from Wiktionary (CC BY-SA). More about reallocate at Wordnik → Where our words come from →

1. To allocate (a resource) to another person or purpose.

   I want to reallocate some of my money from stocks to bonds. (I want to sell some of my stocks and use the proceeds to buy bonds to replace them.)

2. To allocate again.

   Appending items one at a time is still a better deal than concatenation, which reallocates every time.