Added 9 October 2026 endeavour /ɪnˈdɛv.ə/ noun Categories: ActionsUncommon Words noun ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about endeavour at Wordnik → Where our words come from → British standard spelling of endeavor. verb British standard spelling of endeavor. Related Words: endeavorstrivetryattempteffortenterprisestrivingattemptedventureadventurechallengepursue Back to today's word