Added 9 October 2026
unsuccessful
/ˌʌnsəkˈsɛsfl̩/ adjective
adjective Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about unsuccessful at Wordnik → Where our words come from →
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Failed, not successful.
His unsuccessful attempt earned him sympathy, condolences, and an occasional good-natured ribbing.