Add spaces: Mountainquail-FreeEnglishonlinedictionarybasedonWordNet3.0

Answer: Mountain quail - Free English online dictionary based on WordNet 3.0

Add spaces: ThiswasatermofderisiongiventohimbyhisPersianenemies.

Answer: This was a term of derision given to him by his Persian enemies.

Add spaces: Toestablishsuchschoolswouldhavebeenimpossible.

Answer:
To establish such schools would have been impossible.