παράνυμφος
From LSJ
τὸ δ' ἐξαίφνης τὸ ἐν ἀναισθήτῳ χρόνῳ διὰ μικρότητα ἐκστάν → suddenly refers to what has departed from its former condition in a time imperceptible because of its smallness
English (LSJ)
ὁ,
A bridegroom's friend or best man, Poll.3.40 ; gloss on θυρωρός, Sch. Sapph. Oxy.2076.9. II fem., bridesmaid, one of the dramatis personae in Ar.Ach., cf. Hsch., EM145.31, Moer.p.269P.