1.
Something that is ~ cannot be altered in any way, even if the situation changes.
Workers insisted the new system was too ~...
= rigid
? flexible
ADJ
inflexibility
The snag about an endowment mortgage is its inflexibility.
N-UNCOUNT
2.
If you say that someone is ~, you are criticizing them because they refuse to change their mind or alter their way of doing things.
His opponents viewed him as stubborn, dogmatic, and ~.
? flexible
ADJ disapproval
inflexibility
Joyce was irritated by the inflexibility of her colleagues.
N-UNCOUNT: oft with poss