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Implacable has 54 synonyms. The top synonyms for implacable are dour, firm, hard, iron, cruel, rigid, stern, stiff and 46 more. Another word for implacable is dour. Browse the full list below.
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| Random | DefinitionA common synonym for implacable is dour. Other synonyms include firm, hard, iron, cruel.
Implacable has 54 synonyms listed on Thesaurasize.
(adj): not able to placate or appease; adamant or immovable
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