"Spathed" is a rare word in the English language that means "having a spath" or a sheath-like structure. The phonetic transcription of "spathed" is /ˈspeɪθt/, which means the word has two syllables - "spay" and "tht" with emphasis on the first syllable. The "ed" at the end signifies the past tense of the verb "spathe." This word may not be commonly used in everyday conversations, but it is important to understand its spelling and pronunciation for those who study botany or related fields.
Having a spathe or calyx like a sheath.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.