front [fronts](military: area or line of conflict) noun [UK: frʌnt] [US: ˈfrənt]
queue [queues](line of people) noun [UK: kjuː] [US: ˈkjuː]
konfrontácia noun {f}
confrontation [confrontations](the act of confronting or challenging another, especially face-to-face) noun [UK: ˌkɒn.frʌn.ˈteɪʃ.n̩] [US: ˌkɑːn.frən.ˈteɪʃ.n̩]