stubbornproblem
nounUK /ˈstʌbən ˈprɒbləm/
US /ˈstʌbərn ˈprɑːbləm/
A stubborn problem is a problem that is very hard to fix and does not go away easily.
The leaky roof was a stubborn problem that took weeks to repair.
OTHER MEANINGS
2. A task that keeps coming back even after you try to solve it.
Cleaning up the messy garage was a stubborn problem for the whole family.
3. A situation that resists quick or simple answers.
Finding a fair rule for the game turned into a stubborn problem.
4. A difficulty that needs patience and many tries to overcome.
Learning to ride a bike was a stubborn problem until she practiced every day.