Vocabulary 【Japanese onomatopoeia for fear, uncertainty, nervousness】ぞくぞく (zokuzoku), いらいら (iraira), そわそわ (sowasowa), がたがた (gatagata), ぷんぷん (punpun) On this page, you can learn Japanese onomatopoeia for fear, uncertainty and nervousness. 2018.09.29 Vocabulary