Грамматический словарь Зализняка
спорадичный
Спорадичный,
спорадичная,
спорадичное,
спорадичные,
спорадичного,
спорадичной,
спорадичного,
спорадичных,
спорадичному,
спорадичной,
спорадичному,
спорадичным,
спорадичный,
спорадичную,
спорадичное,
спорадичные,
спорадичного,
спорадичную,
спорадичное,
спорадичных,
спорадичным,
спорадичной,
спорадичною,
спорадичным,
спорадичными,
спорадичном,
спорадичной,
спорадичном,
спорадичных,
спорадичен,
спорадична,
спорадично,
спорадичны,
спорадичнее,
поспорадичнее,
спорадичней,
поспорадичней