The spelling of the word "wertz" is "wərts", with the IPA phonetic transcription being /wɜːrts/. The first sound, represented by "w", is a voiced bilabial glide. The second sound, represented by "ə", is a schwa vowel. The third sound, represented by "r", is an alveolar trill. The fourth sound, represented by "t", is an unvoiced alveolar stop. The final sound, represented by "s", is an unvoiced alveolar fricative. Together, these sounds create the pronunciation of "wertz".