Added 10 October 2026 tummyache /ˈtʌmiˌeɪk/ noun Categories: Obscure Words noun ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about tummyache at Wordnik → Where our words come from → Any pain in the stomach or abdomen. Let me stay home, I think I have a tummyache. Origin From tummy + ache. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: tummytum-tumbellywarkgripebelly-achingbelly-warkbelly-wahk Back to today's word