The word "Grize" pertains to a type of rock composed of fine-grained particles. It is spelled with the phoneme /grʌɪz/, where the "g" is a voiced velar consonant, the "r" is a voiced alveolar consonant, the "i" is a diphthong consisting of the sounds /aɪ/, and the "z" is a voiceless alveolar fricative. The correct spelling of "Grize" is crucial in distinguishing it from other similarly spelled words, such as "grizzled" or "gristle."