concernir meaning in English

behove▼(to befit, to suit)
verb
[UK: bɪ.ˈhəʊv] [US: bɪˈhoʊv]

concern [concerned, concerning, concerns]▼(to be of importance to)
verb
[UK: kən.ˈsɜːn] [US: kən.ˈsɝːn]War concerns us all. = La guerra nos concierne a todos.

regard [regarded, regarding, regards]▼(to have to do with)
verb
[UK: rɪ.ˈɡɑːd] [US: rə.ˈɡɑːrd]

to whom it may concern▼(phrase used to begin a formal letter to an unknown recipient)
phrase
[UK: tuː huːm ɪt meɪ kən.ˈsɜːn] [US: ˈtuː ˈhuːm ˈɪt ˈmeɪ kən.ˈsɝːn]