качание angolul

libration [librations]▼(act of libration)
noun
[UK: laɪ.ˈbreɪ.ʃən] [US: laɪ.ˈbreɪ.ʃən]

oscillation [oscillations]▼(the act of oscillating)
noun
[UK: ˌɒ.sɪ.ˈleɪʃ.n̩] [US: ˌɑː.sə.ˈleɪʃ.n̩]

sway▼(The act of swaying; a swaying motion; a swing or sweep of a weapon)
noun
[UK: sweɪ] [US: ˈsweɪ]

wobble [wobbles]▼(unsteady motion)
noun
[UK: ˈwɒb.l̩] [US: ˈwɑːb.l̩]