Natural frontiers
international borders based on physical features
Pronunciations
British English
/ˈnæt͡ʃəɹəl ˈfɹʌntɪəz/Open converterAmerican English
/ˈnæt͡ʃɚəl fɹənˈtɪɹz/Open converter
These IPA transcriptions are generated from the name above. Proper names may have other pronunciations, and current converter results may differ. How transcription works