sumergirse bedeutet auf Englisch

duck [ducked, ducking, ducks]▼(to quickly lower the head (transitive))
verb
[UK: dʌk] [US: ˈdək]

immerse [immersed, immersing, immerses]▼(to involve deeply)
verb
[UK: ɪ.ˈmɜːs] [US: ˌɪ.ˈmɝːs]

nosedive▼(To dive down in a steep angle)
verb
[UK: ˈnəʊz.daɪv] [US: ˈnoʊz.daɪv]

plunge [plunged, plunging, plunges]▼((intransitive) to dive, leap or rush (into water or some liquid); to submerge oneself)
verb
[UK: plʌndʒ] [US: ˈpləndʒ]

sink [sank, sunk, sinking, sinks]▼(submerge)
verb
[UK: sɪŋk] [US: ˈsɪŋk]