How is a British cat spelled? - briefly
A British cat is spelled "cat".
How is a British cat spelled? - in detail
The spelling of the word "cat" in British English is consistent with its American counterpart, making it straightforward and unambiguous. In both variants of the language, the word is spelled as "c-a-t," with no silent letters or irregularities. This uniformity simplifies the learning process for individuals acquiring either form of English as a second language. Moreover, the phonetic representation aligns closely with the written form, enhancing readability and comprehension.