измръзване означава в английски

chilblain [chilblains]▼(inflammation)
noun
[UK: ˈtʃɪl.bleɪn] [US: ˈtʃɪl.bleɪn]

frostbite [frostbites]▼(the freezing of some part of the body)
noun
[UK: ˈfrɒst.baɪt] [US: ˈfrɒst.ˌbaɪt]