Answer:

felons

Answer	Crossword Clue
FELONS	Serious perps
FELONS	Burglars, e.g.
FELONS	Kidnappers and such

FELONS	Serious offenders
FELONS	Many cons
FELONS	Hardly jaywalkers
FELONS	They may be on the lam
FELONS	Pen pals?
FELONS	Career criminals
FELONS	Serious criminals
FELONS	Criminals.

FELONS	Criminals
FELONS	Lifers, e.g.
FELONS	Prison population
FELONS	Major criminals
FELONS	Cons
FELONS	Penmen?
FELONS	Mug shot subjects

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.