Lamarckable: adj extremely rapid as a result of of a perceived need for the sake of survival.
Often used to modify the noun "evolution". Lamarckable evolution is an unexplained shift due to the perception that if one remains the same one will join the dinosaurs in the ash pit of evolution.
Example. Sean Hannity's evolution on immigration reform the day after the 2012 election sure was Lamarckable.
Also John Boehner is a Lamarckable statesman.
Brit Hume just tweeted that voter fraud is very rare and accusations of voter fraud are often nonsense.
Isn't that Lamarckable ?