If I don't come back, the venture will probably be unsuccessful.
Source: tatoeba (30795)
Unsuccessful
//ˌʌnsəkˈsɛsfl̩//
Synonyms for "unsuccessful" (45 found)
Ranked by relevance and common usage.
Closest matches (9)
Strong matches (14)
Related words (22)
Related word relations
OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.
Antonyms
2 entriesSynonyms
1 entriesderived
2 entriesderived from
1 entriesrelated to
5 entriessimilar
44 entriesShowing 16 of 44 words.
Translations
35 translations across 24 languages.
Ancient Greek
1 entries- ἄπρᾱκτος adj (failed, not successful)
Azerbaijani
3 entries- müvəffəqiyyətsiz adj (failed, not successful)
- səmərəsiz adj (failed, not successful)
- uğursuz adj (failed, not successful)
Bengali
2 entries- অকৃতকার্য adj (failed, not successful)
- অসফল adj (failed, not successful)
Bulgarian
1 entries- неуспешен adj (failed, not successful)
Chinese Mandarin
1 entries- 不成功 adj (failed, not successful)
Czech
2 entries- nezdařilý adj (failed, not successful)
- neúspěšný adj (failed, not successful)
Esperanto
2 entries- malsukcesa adj (failed, not successful)
- sensukcesa adj (failed, not successful)
Finnish
1 entries- epäonnistunut adj (failed, not successful)
French
1 entries- infructueux adj (failed, not successful)
Georgian
1 entries- წარუმატებელი adj (failed, not successful)
German
1 entries- erfolglos adj (failed, not successful)
Hindi
1 entries- असफल adj (failed, not successful)
Hungarian
1 entries- sikertelen adj (failed, not successful)
Japanese
1 entries- 不成功 adj (failed, not successful)
Korean
1 entries- 성공하지 못한 adj (failed, not successful)
Manchu
1 entries- laqu adj (failed, not successful)
Māori
2 entries- ngere adj (failed, not successful)
- rahua adj (failed, not successful)
Polish
1 entries- nieudany adj (failed, not successful)
Portuguese
1 entries- malsucedido adj (failed, not successful)
Russian
3 entries- безуспе́шный adj (failed, not successful)
- неуда́чливый adj (failed, not successful)
- неуда́чный adj (failed, not successful)
Tagalog
1 entries- bigo adj (failed, not successful)
Turkish
1 entries- başarısız adj (failed, not successful)
Ukrainian
3 entries- безрезульта́тний adj (failed, not successful)
- безуспі́шний adj (failed, not successful)
- невда́лий adj (failed, not successful)
Vietnamese
2 entries- bất thành adj (failed, not successful)
- không thành công adj (failed, not successful)
Sample sentences
12 total sentences available.
The attempts were for the most part unsuccessful.
Source: tatoeba (263412)
All his endeavors proved unsuccessful.
Source: tatoeba (285234)
He commented on his unsuccessful business negotiation.
Source: tatoeba (303228)
Showing 4 of 12 available sentences.
Keep exploring
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.