## But ##

"But you, Titus"

## foolish debates ##

"arguments concerning unimportant matters"

## strife ##

"quarreling"

## the law ##

"God's law"

## reject ##

This could be translated as "Do not interact with" or "Do not spend time with" or "avoid"

## after one or two warnings ##

"after you have warned that person once or twice"

## such a one ##

"a person like that"

## condemns himself ##

This could be translated as "bring judgment upon himself."