faire demi-tour bedeutet auf Englisch

about turn▼◼◼◼(perform an about turn)
verb
[UK: ə.ˈbaʊt tɜːn] [US: ə.ˈbaʊt ˈtɝːn]

put back▼◼◻◻(to turn back; to return)
verb
[UK: ˈpʊt ˈbæk] [US: ˈpʊt ˈbæk]

about-face▼(to turn 180 degrees)
verb
[UK: ə.ˌbaʊt ˈfeɪs] [US: ə.ˌbaʊt ˈfeɪs]