πυριαστέον
πυριαστέον, one must warm
πῠρι-αστέον,
- one must warm, Herod.Med. in Rh.Mus. 58.109; κατάπλασμα Antyll. ap. Orib. 10.13.18 (v.l. πῠρι-ᾱτέον, and so Apollon. ap. Gal. 12.654).