ho (Greek #3588)
the definite article; the (sometimes to be supplied, at others omitted, in English idiom)
KJV usage: the, this, that, one, he, she, it, etc.
Pronounce: ho
Origin: ἡ (hay), and the neuter τό (to) in all their inflections
keras (Greek #2768)
a horn (literally or figuratively)
KJV usage: horn.
Pronounce: ker'-as
Origin: from a primary κάρ (the hair of the head)