The word "pygochord" has an interesting spelling that can be explained through its IPA phonetic transcription. This word is pronounced as /paɪɡoʊkɔːrd/, which reveals its unique sounds. "Pygo" is pronounced as /paɪɡoʊ/ with a long "i" sound followed by "go," and "chord" is pronounced as /kɔːrd/ with a long "o" sound and consonant cluster "ch." This word refers to a part of the vertebrate embryo and can be easier to understand through its phonetic breakdown.