He also had an insatiable appetite for horseracing.
Times, Sunday Times (2006)
Instead, he gained an insatiable appetite for learning English and, despite my best efforts, an unshakeable American accent.
Times, Sunday Times (2011)
The main reasons for this are logging and the cultivation of the oil palm tree, a result of the world's apparently insatiable appetite for palm oil.
Times, Sunday Times (2013)