invetero

Noun masculine C1 #65209 most common

Translations

Refers to someone who is deeply entrenched in a habit.

A pesar de que es un invetero ladrón, todos en el barrio lo conocen y lo toleran.

Despite being an inveterate thief, everyone in the neighborhood knows and tolerates him.

The inveterate person in his habits did not seem willing to change ever.