| masculin | feminin | neuter | plural | |
|---|---|---|---|---|
| Nominative | спорадический | спорадическая | спорадическое | спорадические |
| Genitive | спорадического | спорадической | спорадического | спорадических |
| Dative | спорадическому | спорадической | спорадическому | спорадическим |
| Accusative inanimate | спорадический | спорадическую | спорадическое | спорадические |
| Accusative animate | спорадического | спорадическую | спорадическое | спорадических |
| Instrumental | спорадическим | спорадической / спорадическою | спорадическим | спорадическими |
| Prepositional | спорадическом | спорадической | спорадическом | спорадических |
| Short form | спорадическ | спорадическа | спорадическо | спорадически |