The spelling of the word "pyrte" can be explained with the use of IPA phonetic transcription. The word is spelled as /paɪrt/, with the "y" being pronounced as a long "i" sound, and the "e" being silent. The "p" and "r" sounds are pronounced as they would be in most English words, while the "t" sound is pronounced like the "t" in "cat". The word "pyrte" is not commonly used in modern English, but it may be found in old or archaic texts.
There are limited sources on the etymology of the word "pyrte". However, it seems to have originated from Old English as "pyrte" or "pirte" and later evolved into Middle English as "pirte", "pyrte", or "pert". This word was used to refer to a lively, frisky or spirited young person, often with a sense of mischievousness. While the exact etymology is unclear, some theories suggest a connection to the Old Norse word "purta", meaning "to stick out" or "to thrust forward". Additionally, it might be related to the Middle Dutch word "pert", which also meant "brisk" or "lively". Overall, its origins remain somewhat uncertain.