Added 10 October 2026
fiftieth
/ˈfɪf.ti.əθ/ noun
In Latin: quīnquāgēsimus Wiktionary
noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about fiftieth at Wordnik → Where our words come from →
adjective
Origin
From earlier fifteth, from Middle English fiftithe, fyftith; equivalent to fifty + -eth. For the modern form, see the etymological notes at twentieth.
From Wiktionary, via Kaikki.org (CC BY-SA)