The word "Birt" is spelled with four letters: B-i-r-t. In terms of phonetic transcription, the IPA representation for "Birt" is /bɜrt/. This representation indicates that the first sound in "Birt" is a voiced bilabial stop (/b/), followed by a mid-central vowel (/ɜ/) and a voiceless alveolar stop (/t/). The pronunciation of "Birt" can vary depending on dialect and accent, but the IPA transcription provides a standardized way to understand the phonetics of this word.
A fish of the turbot kind.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.