στάζει γὰρ αὖ μοι φοίνιον τόδ᾽ἐκ βυθοῦ κηκῖον αἷμα → blood oozing from the deep wound, bloody gore drops oozing from the depths of my wound
from כּוּן (compare כֵּן); firmly; figuratively, surely; also (advers.) but: but, certainly, nevertheless, surely, truly, verily.