Persistent
Persistent adjective - Continuing despite difficulties, opposition, or discouragement.
Troubling and persistent are semantically related. In some cases you can use "Troubling" instead an adjective "Persistent".
Troubling
Troubling adjective - Causing worry or anxiety.
Persistent and troubling are semantically related. Sometimes you can use "Persistent" instead an adjective "Troubling".
Cite this Source
Troubling and Persistent. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/persistent/troubling
Persistent & Troubling. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/persistent/troubling>.
Troubling or Persistent. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/persistent/troubling.
Google Ngram Viewer shows how "persistent" and "troubling" have occurred on timeline