Solid
Solid adjective - Worthy of one's trust.
Usage example: a solid source of information to reporters
Steadfast is a synonym for solid in dependable topic. In some cases you can use "Steadfast" instead an adjective "Solid", when it comes to topics like headstrong.
Steadfast
Steadfast adjective - Firm in one's allegiance to someone or something.
Usage example: a steadfast supporter of women's rights
Solid is a synonym for steadfast in headstrong topic. You can use "Solid" instead an adjective "Steadfast".
Nearby Words: steadfastness, steadfastly
Mutual synonyms
Cite this Source
Steadfast and Solid. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/solid/steadfast
Solid & Steadfast. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/solid/steadfast>.
Steadfast or Solid. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/solid/steadfast.
Google Ngram Viewer shows how "solid" and "steadfast" have occurred on timeline