unwilling
Doctors must consider the unwillingness or inability of most people with high blood pressure to change their diets.
She was disappointed by the apparent unwillingness of the staff to get involved.
As a society, we have a general unwillingness to talk about this issue.

SMART Vocabulary: related words and phrases

Unwilling and reluctant
arsed
balk
baulk
be blowed if...idiom
be in no mood for something/to do somethingidiom
begrudge
deign
disinclination
disinclined
disobliging
drag your heels/feetidiom
indisposed
indisposition
jib
not have the stomach for somethingidiom
rather you than meidiom
reluctance
reluctant
reluctantly
wouldn't