Rock-solid
Valid and rock-solid are semantically related. In some cases you can use "Valid" instead an adjective phrase "Rock-solid".
Valid
Valid adjective - According to the rules of logic.
Rock-solid and valid are semantically related. Sometimes you can replace phrase "Rock-solid" with "Valid", this terms are similar.
Nearby Words: validity, validation
Mutual synonyms
Cite this Source
Valid and Rock-solid. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/rock-solid/valid
Rock-solid & Valid. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/rock-solid/valid>.
Valid or Rock-solid. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/rock-solid/valid.
