The spelling of the word "DOIG" is peculiar as it's pronounced differently from how it's spelled. According to the IPA phonetic transcription, it's pronounced /dɔɪg/. The sound of "DOIG" is created by using the diphthong "oi," which produces a sound like "oy." It's often confusing to spell this word as it's not pronounced the way it looks. However, learning IPA phonetic transcription can help familiarize you with the correct pronunciation of words like "DOIG."