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
en (Greek #1722)
"in," at, (up-)on, by, etc.
KJV usage: about, after, against, + almost, X altogether, among, X as, at, before, between, (here-)by (+ all means), for (... sake of), + give self wholly to, (here-)in(-to, -wardly), X mightily, (because) of, (up-)on, (open-)ly, X outwardly, one, X quickly, X shortly, (speedi-)ly, X that, X there(-in, -on), through(-out), (un-)to(-ward), under, when, where(-with), while, with(-in). Often used in compounds, with substantially the same import; rarely with verbs of motion, and then not to indicate direction, except (elliptically) by a separate (and different) preposition.
Pronounce: en
Origin: a primary preposition denoting (fixed) position (in place, time or state), and (by implication) instrumentality (medially or constructively), i.e. a relation of rest (intermediate between 1519 and 1537)
hos (Greek #3739)
the relatively (sometimes demonstrative) pronoun, who, which, what, that
KJV usage: one, (an-, the) other, some, that, what, which, who(-m, -se), etc. See also 3757.
Pronounce: hos
Origin: ἥ (hay), and neuter ὅ (ho) probably a primary word (or perhaps a form of the article 3588)