The Compendium of Caraka 6.17.26

6.17.26

mahāmūlā mahāvegā mahāśabdā mahābalā/
mahāhikketi sā nṝṇāṃ sadyaḥ prāṇaharā matā//
iti mahāhikkā/
hikkate yaḥ pravṛddhastu kṛśo dīnamanā naraḥ/
jarjareṇorasā kṛcchraṃ gambhīramanunādayan//

Having deep roots, immense velocity, loud sound, and great strength,
that is known as the 'great hiccup' (mahāhikkā) of men, which takes life instantly.
Thus ends [the description of] mahāhikkā.
A man who hiccups incessantly, emaciated and depressed in mind,
making a deep, echoing resonance with difficulty from a worn-out chest,