Pending and Unsolved

Pending

Pending adjective - Not yet settled or decided.

Unsolved and pending are semantically related In some cases you can use "Unsolved" instead an adjective "Pending".

Unsolved

Unsolved adjective - Not solved.

Pending and unsolved are semantically related in uncertain topic. You can use "Pending" instead an adjective "Unsolved".
Cite this Source
Unsolved and Pending. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/pending/unsolved
Pending & Unsolved. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/pending/unsolved>.
Unsolved or Pending. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/pending/unsolved.
Google Ngram Viewer shows how "pending" and "unsolved" have occurred on timeline