The inability to change or be changed to fit changed circumstances(noun)
WordNet. Princeton University. 2010.
Use "unadaptability" in a sentence
"“The unadaptability of the lawn for the purpose of a ball —”"
"The unadaptability of the lawn for the purpose of a ball will conceal the insufficiency of four men and a boy as a supply of male dancers."
"_Odes_, and their unadaptability to religious and moral use, disqualified them for the approval of all but the individual scholar or literary enthusiast."