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
hairesis (Greek #139)
properly, a choice, i.e. (specially) a party or (abstractly) disunion
KJV usage: heresy (which is the Greek word itself), sect.
Pronounce: hah'-ee-res-is