Jude continues to speak out against the ungodly people

## these people...their works...they have ##

These refer to the ungodly people.

## The seventh in line from Adam ##

Seventh generation from Adam.  Some translations may say sixth in line depending if Adam is counted as a generation.

## Look, the Lord... ##

"notice, the Lord", or "behold, the Lord"

## all the hard things ##

"all the harsh words"

## grumblers, complainers ##

People who have a disobedient heart. Grumblers tend to do this quietly, complainers do this more openly.

## loud boasters ##

People who praise themselves so that others can hear.