ος relative pronoun - nominative singular masculine
hos  hos: the relatively (sometimes demonstrative) pronoun, who, which, what, that -- one, (an-, the) other, some, that, what, which, who(-m, -se), etc.
εστιν verb - present indicative - third person singular
esti  es-tee':  he (she or it) is; also (with neuter plural) they are
εικων noun - nominative singular feminine
eikon  i-kone': a likeness, i.e. (literally) statue, profile, or (figuratively) representation, resemblance -- image.
του definite article - genitive singular masculine
ho  ho: the definite article; the (sometimes to be supplied, at others omitted, in English idiom) -- the, this, that, one, he, she, it, etc.
θεου noun - genitive singular masculine
theos  theh'-os: a deity; figuratively, a magistrate; by Hebraism, very -- exceeding, God, god(-ly, -ward).
του definite article - genitive singular masculine
ho  ho: the definite article; the (sometimes to be supplied, at others omitted, in English idiom) -- the, this, that, one, he, she, it, etc.
αορατου adjective - genitive singular masculine
aoratos  ah-or'-at-os:  invisible -- invisible (thing).
πρωτοτοκος adjective - nominative singular masculine
prototokos  pro-tot-ok'-os: first-born (usually as noun, literally or figuratively) -- firstbegotten(-born).
πασης adjective - genitive singular feminine
pas  pas: apparently a primary word; all, any, every, the whole
κτισεως noun - genitive singular feminine
ktisis  ktis'-is: original formation (properly, the act; by implication, the thing, literally or figuratively) -- building, creation, creature, ordinance.