ων relative pronoun - genitive plural feminine
hos  hos: the relatively (sometimes demonstrative) pronoun, who, which, what, that -- one, (an-, the) other, some, that, what, which, who(-m, -se), etc.
τινες indefinite pronoun - nominative plural masculine
tis  tis:  some or any person or object
αστοχησαντες verb - aorist active passive - nominative plural masculine
astocheo  as-tokh-eh'-o: to miss the mark, i.e. (figuratively) deviate from truth -- err, swerve.
εξετραπησαν verb - second aorist passive indicative - third person
ektrepo  ek-trep'-o: to deflect, i.e. turn away -- avoid, turn (aside, out of the way).
εις preposition
eis  ice: to or into (indicating the point reached or entered), of place, time, or (figuratively) purpose (result, etc.); also in adverbial phrases
ματαιολογιαν noun - accusative singular feminine
mataiologia  mat-ah-yol-og-ee'-ah: random talk, i.e. babble -- vain jangling.