Pest
Pest noun - A widespread disease resulting in a high rate of death.
Source of difficulty and pest are semantically related. In some cases you can use "Source of difficulty" instead a noun "Pest".
Source of difficulty
Pest and source of difficulty are semantically related. You can use "Pest" instead a noun phrase "Source of difficulty".
Mutual synonyms
Cite this Source
Source of difficulty and Pest. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/pest/source_of_difficulty
Pest & Source of difficulty. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/pest/source_of_difficulty>.
Source of difficulty or Pest. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/pest/source_of_difficulty.