Probably and Uncertain

Opposite meaning words

sentence examples

Probably

Probably adverb - By reasonable assumption.
Show all Definitions
Synonyms for Probably
Antonyms for Probably
Uncertain is an antonym for probably in likely to happen topic.
Nearby Words: probable, probability

Uncertain

Uncertain adjective - Likely to change frequently, suddenly, or unexpectedly.
Show all Definitions
Synonyms for Uncertain
Antonyms for Uncertain
Probably is an antonym for uncertain.
Nearby Words: uncertainty, uncertainly
Similar words of probably

Similar words of uncertain

Both words in one sentence

  • If Uncertain Doom happens at the end of an installment of the work (like a novel or season), it's probably a Bolivian Army Cliffhanger.
    Source: Uncertain Doom
  • Literature / Theogony The case of Athena was probably the only one in history when it was uncertain whether or not the child had a mother even though the father was well known.
    Source: Literature / Theogony
  • Western Animation / All-Star Superman In the movie, this isn't shown (probably because it would be rather silly), so the ultimate fate of the Moon is left uncertain.
    Source: Western Animation / All-Star Superman
More sentences
Cite this Source
Uncertain and Probably. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/probably/uncertain
Probably & Uncertain. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/probably/uncertain>.
Uncertain or Probably. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/probably/uncertain.

Antonyms for probably


Antonyms for uncertain

Google Ngram Viewer shows how "probably" and "uncertain" have occurred on timeline