[A]t laſt appeer / Hell bounds high reaching to the horrid Roof, / And thrice threefold the Gates; three folds vvere Braſs, / Three iron, three of Adamantine Rock, / Impenitrable, impal'd vvith circling fire, / Yet unconsum'd.
Source: wiktionary
Adamantine
//ˌædəˈmæntaɪn//
Synonyms for "adamantine" (141 found)
Ranked by relevance and common usage.
Closest matches (29)
Strong matches (42)
Adjective(25 words)
hardheadedheadstrongimmovableimpregnableincalcitrantindomitableinexpugnableinextinguishableinflexibleinsistentinsuperableinsuppressibleinsurmountableintractableintransigentintrepidinveterateinvincibleinviolateiron
Show 5 more words
Adjective(2 words)
Related words (70)
Related word relations
OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.
Synonyms
2 entriesRelated terms
1 entriesderived
5 entriesderived from
2 entriesrelated to
7 entriessimilar
3 entriesTranslations
10 translations across 8 languages.
Chinese Mandarin
1 entries- 金剛 /金刚 adj (incapable of being broken, dissolved, or penetrated — see also adamant, impenetrable, unbreakable)
Finnish
3 entries- rikkomaton adj (incapable of being broken, dissolved, or penetrated — see also adamant, impenetrable, unbreakable)
- timantinkova adj (incapable of being broken, dissolved, or penetrated — see also adamant, impenetrable, unbreakable)
- timanttinen adj (of a lustre: like that of a mineral with a high refractive index such as diamond)
French
1 entries- adamantin adj (incapable of being broken, dissolved, or penetrated — see also adamant, impenetrable, unbreakable)
Italian
1 entries- adamantino adj (incapable of being broken, dissolved, or penetrated — see also adamant, impenetrable, unbreakable)
Polish
1 entries- adamantowy adj (incapable of being broken, dissolved, or penetrated — see also adamant, impenetrable, unbreakable)
Portuguese
1 entries- adamantino adj (incapable of being broken, dissolved, or penetrated — see also adamant, impenetrable, unbreakable)
Romanian
1 entries- adamantină adj (incapable of being broken, dissolved, or penetrated — see also adamant, impenetrable, unbreakable)
Spanish
1 entries- adamantino adj (incapable of being broken, dissolved, or penetrated — see also adamant, impenetrable, unbreakable)
Sample sentences
22 total sentences available.
adamantine bonds adamantine chains
Source: wiktionary
Vnleſſe the Deſtin's adamantine band / Should tye my teeth, I cannot chuſe but bite, […]
Source: wiktionary
Hovv impetrable hee vvas in mollyfying the adamantineſt tiranny of mankinde, […]
Source: wiktionary
Showing 4 of 22 available sentences.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.