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Unfortunately vs Undoubtedly - What's the difference?

unfortunately | undoubtedly |

As adverbs the difference between unfortunately and undoubtedly

is that unfortunately is happening through bad luck, or because of some unfortunate event while undoubtedly is without doubt.

unfortunately

English

Adverb

(en adverb)
  • Happening through bad luck, or because of some unfortunate event.
  • *
    • Unfortunately , the uproar awoke Mr. Jones, who sprang out of bed, making sure that there was a fox in the yard.

    Synonyms

    * (through bad luck) regrettably, unluckily, sadly, sad to say

    Antonyms

    * (through bad luck) fortunately, luckily

    undoubtedly

    English

    Adverb

    (en adverb)
  • Without doubt.
  • * {{quote-book, year=1905, author=
    • , title= , chapter=2 citation , passage=The cane was undoubtedly of foreign make, for it had a solid silver ferrule at one end, which was not English hall–marked.}}

    Synonyms

    * indubitably * unquestionably * doubtlessly * undoubtably