Synonym: confirmed, habitual, inveterate. Similar words: veteran, investigate, operate, moderate, tolerate, cooperate, desperate, generate. Meaning: [ɪn'vetərɪt] 
adj. having a habit of long standing.
adj. having a habit of long standing. 
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31. Part of this sort of this inveterate Calvinism, and part of the fact that, "What if the dams burst?"
32. It was a sorely needed lesson because I had an inveterate arguer.
33. It is hard for an inveterate smoker to give up tobacco.
More similar words: veteran, investigate, operate, moderate, tolerate, cooperate, desperate, generate, accelerate, desperately, cooperate with, deliberately, invent, invest, investor, inventory, invention, investment, meter, investigator, investigation, cemetery, direct investment, operator, operating, operation, rate, AND operation, cooperative, after all.