The word "Wilhelms" is a proper noun that is spelled with a combination of letters that represent specific sounds to create its unique pronunciation. In IPA phonetic transcription, "Wilhelms" is spelled [ˈwɪl.hɛlmz], where each character represents a specific sound. The initial "W" is pronounced as a voiced labio-velar approximant, while the following "i" is pronounced as a short vowel sound. The combination "lh" is pronounced as an affricate sound, and the final "s" is pronounced as a voiceless alveolar sibilant.