ου particle - nominative
ou  oo: no or not -- + long, nay, neither, never, no (man), none, (can-)not, + nothing, + special, un(-worthy), when, + without, + yet but.
γαρ conjunction
gar  gar: assigning a reason (used in argument, explanation or intensification; often with other particles)
εκαλεσεν verb - aorist active indicative - third person singular
kaleo  kal-eh'-o: to call (properly, aloud, but used in a variety of applications, directly or otherwise) -- bid, call (forth), (whose, whose sur-)name (was (called).
ημας personal pronoun - first person accusative plural
hemas  hay-mas': us -- our, us, we.
ο definite article - nominative 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.
θεος noun - nominative singular masculine
theos  theh'-os: a deity; figuratively, a magistrate; by Hebraism, very -- exceeding, God, god(-ly, -ward).
επι preposition
epi  ep-ee': meaning superimposition (of time, place, order, etc.), as a relation of distribution (with the genitive case), i.e. over, upon, etc.; of rest (with the dative case) at, on, etc.; of direction (with the accusative case) towards, upon, etc.
ακαθαρσια noun - dative singular feminine
akatharsia  ak-ath-ar-see'-ah: impurity (the quality), physically or morally -- uncleanness.
αλλ conjunction
alla  al-lah': other things, i.e. (adverbially) contrariwise (in many relations) -- and, but (even), howbeit, indeed, nay, nevertheless, no, notwithstanding, save, therefore, yea, yet.
εν preposition
en  en: in, at, (up-)on, by, etc.
αγιασμω noun - dative singular masculine
hagiasmos  hag-ee-as-mos': purification, i.e. (the state) purity; concretely (by Hebraism) a purifier -- holiness, sanctification.