Caughey is spelled in English using the IPA phonetic transcription as ['kɔːi]. This word is a surname that is commonly found in Northern Ireland and parts of Scotland. Its spelling is influenced by Scottish and Irish Gaelic phonetics, and the use of the diphthong 'au' represents the pronunciation of the vowel sound in these languages. Despite its unconventional spelling, Caughey remains a popular and recognizable surname that has stood the test of time.