спешиваться znamená v Angličtina

alight [alit, alighting, alights]▼(to get off an animal which one has been riding; to descend or exit from a vehicle)
verb
[UK: ə.ˈlaɪt] [US: ə.ˈlaɪt]

dismount [dismounted, dismounting, dismounts]▼(to get off)
verb
[UK: ˌdɪs.ˈmaʊnt] [US: ˌdɪs.ˈmaʊnt]