While most hiccups go away on their own within a few minutes, you should consult a professional if they last for more than 48 hours or if they are severe enough to interfere with eating, sleeping, or breathing. Japanese Onomatopoeia: The Definitive Guide - Tofugu
a sudden noisy stopping of the breath, this word can be spelt in two ways, hot, hiccup, hiccough. While most hiccups go away on their own