unregenerate/ʌn.ri.ʤɛ.nɜ.reɪt/Comparativemore unregenerateSuperlativemost unregenerate1tenaciously unwilling or marked by tenacious unwillingness to yieldSynonyms: obstinatestubbornAntonyms: docile2unimproved in terms of behavior or beliefsSynonyms: unregeneratedAntonyms: regenerate3unrepentant and incapable of being reformedSynonyms: unreformable