If you describe a problem or subject as hoary, you mean that it is old and familiar. adj usu ADJ n
...the hoary old myth that women are unpredictable.
Translation English Cobuild Collins Dictionary
1 frosty, grey, grey-haired, grizzled, hoar, silvery, white, white-haired
2 aged, ancient, antiquated, antique, old, venerable
English Collins Dictionary - English synonyms & Thesaurus
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