Added 9 October 2026
cheerfulness
/ˈt͡ʃɪɹfəlnəs/ noun
In Latin: hilaritas Wiktionary
noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about cheerfulness at Wordnik → Where our words come from →
Origin
From Middle English cherefulnes; equivalent to cheerful + -ness.
From Wiktionary, via Kaikki.org (CC BY-SA)