Words similar to intractable

Example sentences for: intractable

How can you use “intractable” in a sentence? Here are some example sentences to help you improve your vocabulary:

In it, Mann calls for reform to correct an intractable problem: the "breaking up of rural schools."
This is the intractable contradiction Yeltsin keeps bumping up against."
The system was intractable.
How, for example, can Japan be stuck in a seemingly intractable slump--one that it does not seem able to get out of simply by printing coupons?
Among the most controversial discussed issues of "terminal sedation" are the questions of when and for which forms of intractable suffering sedation may be indicated.