The word "forethrown" is spelled with the prefix "fore" and the past participle "thrown". The "fore" prefix indicates that something occurs or is placed before or in front of something else, while "thrown" is the past participle form of "throw", which means to propel something through the air with force. The phonetic transcription of "forethrown" is /fɔːrθrəʊn/, with the stress on the first syllable "fore", followed by the second syllable "thrown".