The spelling of the word "Rushmat" can be explained using IPA phonetic transcription. The first syllable "Rush" is pronounced as /rʌʃ/, with the vowel sound represented by "u" being a short "uh" sound. The second syllable "mat" is pronounced as /mæt/, with the vowel sound represented by "a" being a short "a" sound. Together, the word is pronounced as /rʌʃmæt/, with the stress on the first syllable. The spelling of the word follows the basic phonetic rules of the English language.