stubborn
//ˈstʌb.ən//
Adjective
stubbornCanonical form
more stubbornComparative
most stubbornSuperlative
1
Refusing to change one's opinion, attitude, or course of action despite good reasons to do so.
He is too stubborn to admit his mistake.
2
Difficult to move, remove, or deal with.
This stubborn stain won't come out no matter how hard I scrub.