Words similar to fixity

Example sentences for: fixity

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

It can be seen that at low volumes, mail processing and transportation costs have a high degree of fixity while at high volumes they are almost all variable.
Yet, even if we did believe in the fixity of races, "double identity" is meaningless unless we also presume that American identity is immutably white.