The word "stivier" is an uncommon word and is not found in most dictionaries. Its pronunciation is typically [ˈstaɪvər]. The IPA phonetic transcription highlights that the "st" sound is pronounced as a voiceless alveolar fricative (represented as /s/), whereas the "v" sound is pronounced as a voiced labiodental fricative (represented as /v/). This contrasts with the usual spelling and pronunciation of the word "stiver", which sounds similar but is spelled with only one "i". It is unclear what the exact meaning or origin of "stivier" is.