The word "SPEAN" is a rare term that refers to a small piece of wood used to support a structure. The correct spelling, according to the International Phonetic Alphabet (IPA), is /spiːn/. The initial "s" is pronounced as /s/, while the following "p" is pronounced as an unvoiced bilabial stop /p/. The "ea" is pronounced as the long "e" vowel sound /iː/, and the final "n" is a voiced alveolar nasal /n/. Despite its obscurity, accurate spelling and pronunciation of rare words like "SPEAN" are important for effective communication.