The word reproing is typically spelled as "reproaching." The IPA transcription of the word is /rɪˈprəʊtʃɪŋ/. The "oa" in "reproaching" represents a diphthong sound, which is a combination of two vowel sounds, "o" and "a." The "ch" sound, represented by the "ch" in "reproaching," is pronounced like "tch." The proper spelling of words is important for communication, as it ensures that the intended meaning is conveyed clearly and accurately.