The phrase "haddest egg face" is a colloquial expression used to describe someone who looks embarrassed or ashamed. The pronunciation of this phrase can be broken down using IPA phonetic transcription as "hædɛst ɛg feɪs". The initial "h" is a voiced consonant, followed by a short "æ" vowel sound. The consonant cluster "dd" is pronounced as a voiced stop, followed by a short "ɛ" vowel sound. The final syllable consists of an unstressed "g" consonant followed by a long "eɪ" diphthong.