Unpredictable
Unpredictable adjective - Likely to change frequently, suddenly, or unexpectedly.
Unknown and unpredictable are semantically related. In some cases you can use "Unknown" instead an adjective "Unpredictable".
Nearby Word: unpredictability
Unknown
Unknown adjective - Happening or existing without one's knowledge.
Unpredictable and unknown are semantically related. Sometimes you can use "Unpredictable" instead an adjective "Unknown".
Nearby Words: unknowable, unknowing
Mutual synonyms
Cite this Source
Unknown and Unpredictable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/unpredictable/unknown
Unpredictable & Unknown. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/unpredictable/unknown>.
Unknown or Unpredictable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/unpredictable/unknown.
Google Ngram Viewer shows how "unpredictable" and "unknown" have occurred on timeline