The Old English `` castel '' , Old French `` castel '' or `` chastel '' , French `` château '' , Spanish `` castillo '' , Italian `` castello '' , and a number of words in other languages also derive from `` castellum '' .
The Old English `` castel '' , French `` château '' , Spanish `` castillo '' , Italian `` castello '' , and many other words in other languages also come from `` castellum '' .