(a.) Firmly and long established; deep-seated; as, inveterate hatred\.

a lot again and again as a rule chronically commonly continually customarily day after day day by day every so often generally habitually in many instances inveterately many a time many times many times over most often much not infrequently not seldom oft often often enough oftentimes ofttimes ordinarily over and over persistently recurrently recurringly regularly repeatedly repetitively routinely several times time after time time and again times without number unseldom usually whenever you wish year after year