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
purgos (Greek #4444)
a tower or castle
KJV usage: tower.
Pronounce: poor'-gos
Origin: apparently a primary word ("burgh")