ἐχθρός
Alt. ἐχθρός, ή, όν
Etym. ἔχθος
I. "hated, hateful", Hom., etc.; ἐχθρόν μοί ἐστιν, c. inf., "'tis hateful" to me to.., Il.
II. act. "hostile, at enmity with", τινι Thuc., etc.
III. as Subst., ἐχθρός, ὁ, "one's enemy", Hes., etc.; ὁ Διὸς ἐχθρός Aesch.; οἱ ἐμοὶ ἐχθροί Thuc.
IV. the regul. comp. and Sup. ἐχθρότερος, -τατος are rare: the irreg. ἐχθίων, ἔχθιστος being more used.
V. adv. ἐχθρῶς, Plat., etc.; comp. ἐχθροτέρως, Dem.