Formidable and Troublous

Formidable

Formidable adjective - Causing fear.

Troublous and formidable are semantically related. In some cases you can use "Troublous" instead an adjective "Formidable".

Nearby Word: formidably

Troublous

Troublous adjective - Causing worry or anxiety.
Usage example: a troublous teen whose antisocial antics had us all on edge

Formidable and troublous are semantically related. Sometimes you can use "Formidable" instead an adjective "Troublous".

Nearby Words: trouble, troubled, troubling
Cite this Source
Troublous and Formidable. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/formidable/troublous
Formidable & Troublous. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/formidable/troublous>.
Troublous or Formidable. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/formidable/troublous.
Google Ngram Viewer shows how "formidable" and "troublous" have occurred on timeline