The word "guynes" is an old-fashioned spelling of the word "gains". It is pronounced as [geɪns] in IPA phonetic transcription. The "u" in "guynes" was sometimes used in the past to indicate that the "ai" sound was long, as in the word "favourite". Today, this spelling is considered outdated and incorrect. The correct spelling of the word is "gains". It is important to use correct spelling and pronunciation to avoid confusion and accurately convey your message.