The spelling of the phrase "more cat and dog" may seem straightforward, but there are a few nuances to consider. The first word, "more," is pronounced /mɔːr/, with a long "o" sound. "Cat" is pronounced /kæt/, with a short "a" sound, while "and" is pronounced /ænd/, with a short "a" and a soft "d." Finally, "dog" is pronounced /dɔːɡ/, with a long "o" and a hard "g." Together, the phrase is pronounced /mɔːr kæt ænd dɔːɡ/.