The word "invection" is not a commonly used term, but it is spelled phonetically with the IPA transcription [ɪnˈvɛkʃən]. This means that the first syllable is pronounced "in" as in "sit", followed by "vek" as in "beck", and the final syllable is pronounced "shun" as in "mission". The word itself refers to a type of late 16th-century rhetorical device or style. Despite its rarity, understanding and properly spelling unusual words such as "invection" can aid in effective communication and writing.