The spelling of the word "dshir" can be explained using the International Phonetic Alphabet (IPA) transcription. The first two sounds in "dshir" are the voiced postalveolar affricate /dʒ/ followed by the voiceless postalveolar fricative /ʃ/. The final sound in "dshir" is the unrounded near-close near-front vowel /ɪ/. Therefore, the spelling of the word "dshir" can be attributed to the combination of the these three sounds.