sonnambulismo znamená v Angličtina

sleepwalking▼(act of walking while not conscious or aware of it, during sleep)
noun
[UK: ˈsliːp.wɔːk.ɪŋ] [US: ˈsliːp.wɔːk.ɪŋ]The cause of sleepwalking is not known. = La causa del sonnambulismo non è nota.

somnambulism▼(sleepwalking)
noun
[UK: sɒm.ˈnæm.bjʊ.lɪ.zəm] [US: sɒm.ˈnæm.bjʊ.lɪ.zəm]