This is the 333rd most frequent Catalan word.
conèixer
"Conèixer" means "to know" or "to be acquainted with."
'Conec' is the conjugation of 'conèixer' for the first person singular in present tense, indicating familiarity with the city.
Conec molt bé aquesta ciutat perquè hi vaig viure durant molts anys.
I know this city very well because I lived here for many years.
'Vaig conèixer' represents the preterite tense, showing the action of meeting someone for the first time.
Vaig conèixer en Joan a una conferència el mes passat.
I met Joan at a conference last month.
'Conèixer' is in its infinitive form here and conveys the idea of becoming acquainted with someone.