The phrase "hushed one mouth" refers to the act of silencing oneself or another person. The phonetic transcription of the word "hushed" is /hʌʃt/, with the "h" representing a breathy sound followed by a short "u" sound, and the "sh" producing a hissing sound. "One" is pronounced as /wʌn/ with a short "o" sound, while "mouth" is represented as /maʊθ/, where the "ou" produces a dipthong sound and the "th" creates a soft, breathy noise. Together, these phonetic transcriptions produce the correct spelling of "hushed one mouth".