Perpetual and Unpredictable

Perpetual

Perpetual adjective - Going on and on without any interruptions.

Unpredictable and perpetual are semantically related. In some cases you can use "Unpredictable" instead an adjective "Perpetual".

Unpredictable

Unpredictable adjective - Likely to change frequently, suddenly, or unexpectedly.

Perpetual and unpredictable are semantically related. Sometimes you can use "Perpetual" instead an adjective "Unpredictable".

Nearby Word: unpredictability

Both words in one sentence

Cite this Source
Unpredictable and Perpetual. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/perpetual/unpredictable
Perpetual & Unpredictable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/perpetual/unpredictable>.
Unpredictable or Perpetual. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/perpetual/unpredictable.
Google Ngram Viewer shows how "perpetual" and "unpredictable" have occurred on timeline