uneradicable

Adjective

ineradicable (comparative more ineradicable, superlative most ineradicable)

1. Not able to be eradicated; (of a root, plant, etc.) too deep to remove.
   • The procatarctick causes render the Disease more or less curable: a Consumption of grief, as it moves more slowly than others, so its malign effects are impressed with a more certain and irresistable force; wherefore unless prevented in the bud, takes an ineradicable root.1666, Gideon Harvey, chapter 32, in Morbus Anglicus: or, The Anatomy of Consumptions, London: Nathaniel Brook, page 197

   Synonyms:

   deep-rooted, firm, inannihilable, ingrained, inveterate, irradicable