ὑιήν

κεντέω τὸν πῶλον περὶ τὴν νύσσαν → of impetuous haste, goad the foal around the turning post

Click links below for lookup in third sources:

Full diacritics: ὑιήν	Medium diacritics: ὑιήν	Low diacritics: υιήν	Capitals: ΥΙΗΝ
Transliteration A: hyiḗn	Transliteration B: huiēn	Transliteration C: yiin	Beta Code: u(ih/n

English (LSJ)

τὴν ἄμπελον, ἢ υἱόν, Hsch. υἱήω· ποιὰ βοτάνη, Id.