lefolyólyuk betyr engelsk

sinkhole [sinkholes]▼◼◼◼noun
[UK: ˈsɪŋkˌhol] [US: ˈsɪŋkˌhol]

plughole [plugholes]▼noun
[UK: ˈplʌɡ.həʊl] [US: ˈplʌɡhoʊl]

sink-hole▼noun
[UK: sɪŋk həʊl] [US: ˈsɪŋk hoʊl]