μελαγχολικός
From LSJ
ἄνθρωπος ὢν ἥμαρτον· οὐ θαυμαστέον → being human I made a mistake; there is nothing remarkable about it
English (LSJ)
ή, όν,
A of atrabilious or melancholic temperament, τὰ μ. Hp.Aph.3.20; οἱ μ. ib.4.9; opp. πικρόχολος, Id.Acut.61. Adv. -κῶς Id.Prorrh.1.14, Coac.92, etc. II atrabilious, impulsive, Pl.R.573c, Arist.EN1152a19.