κεφαλαλγής
From LSJ
ὁ κόσμος ἀλλοίωσις, ὁ βίος ὑπόληψις → the universe is flux, life is opinion | the universe is transformation: life is opinion | the universe is change, life is a fleeting impression | the universe—mutation: life—opinion
English (LSJ)
ές,
A suffering from headache, Plu.2.147f, Ruf. ap. Orib.7.26.129, 143. II Act., causing headache, X.An.2.3.15, Thphr.HP8.4.6, Diph.Siph. ap. Ath.2.54a, Ph.1.390, 2.99, Plu.2.133c, Gal.17(2).818, etc. (-αλγός is a common f.l.).
German (Pape)
[Seite 1427] ές, 1) an Kopfschmerz leidend; Medic.; S. Emp. pyrrh. 2, 52. – 2) akt., Kopfschmerz verursachend; Xen. An. 2, 3, 15; Diphil. bei Ath. II, 54 a; Sp.