ˌprōˌperəˈspäməˌnän, -spōm-, -_nən noun
( plural properispome·na -mənə)
Etymology: Greek properispōmenon, from neuter of properispōmenos, present passive participle of properispan to pronounce the penultimate syllable with a circumflex accent, from pro- pro- (I) + perispan to pronounce with a circumflex accent — more at perispomenon
: a word having the circumflex accent on the penult