Good
Good adjective - Based on sound reasoning or information.
Obsidian
Obsidian noun - Acid or granitic glass formed by the rapid cooling of lava without crystallization; usually dark, but transparent in thin pieces.
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Synonyms for Obsidian
Both words in one sentence
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Mistborn: The Original Trilogy: Both good and evil Mistborn use obsidian knives as their Weapon of Choice, since metal ones are vulnerable to Allomancy.
Source: Knife Nut -
Obsidian tells her that if she sets a bad example, she can change it by setting a good one.
Source: Western Animation / Trollz - One of the few bits of good executive meddling from Lucasarts was to tell Obsidian to dummy those out.
Source: Executive Veto
Cite this Source
Obsidian and Good. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/good/obsidian
Good & Obsidian. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/good/obsidian>.
Obsidian or Good. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/good/obsidian.
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