an issue or difficulty that needs to be resolved

समस्या

English Usage: We need to find a solution to this sporadic problem.

Hindi Usage: हमें इस समय-समय पर आने वाली समस्या का समाधान खोजना होगा।

occurring at irregular intervals or only in a few places

विखंडित

English Usage: The sporadic rainfall helped the crops grow.

Hindi Usage: समय-समय पर होने वाली वर्षा ने फसलों को बढ़ने में मदद की।