Answer:

lucre

Answer	Crossword Clue
LUCRE	Filthy .. (illicit gain)
LUCRE	"Filthy" money
LUCRE	Legal tender

LUCRE	Monetary gain
LUCRE	"Filthy" riches
LUCRE	"Filthy" wealth?
LUCRE	Filthy dough
LUCRE	Financial reward
LUCRE	Filthy funds
LUCRE	Dough
LUCRE	Ill-gotten gains

LUCRE	"Filthy" dough
LUCRE	Dinero
LUCRE	Money
LUCRE	Filthy stuff?
LUCRE	Moola
LUCRE	Pelf
LUCRE	"Filthy" funds
LUCRE	Filthy follower

LUCRE	Riches
LUCRE	Filthy dough?
LUCRE	Cabbage?
LUCRE	Ill-gotten loot
LUCRE	Immoral profit
LUCRE	"Filthy" stuff
LUCRE	Monetary reward
LUCRE	Filthy ..

LUCRE	Pelf, pejoratively
LUCRE	Moolah
LUCRE	Riches.
LUCRE	Ill-gotten gain.
LUCRE	Pelf.
LUCRE	Money.
LUCRE	Slightly tarnished profits.
LUCRE	Money of a sort.

LUCRE	Sordid gain.
LUCRE	Ill-gotten profit.
LUCRE	Riches of a sort.
LUCRE	Monetary gain.
LUCRE	Money of a kind.

Crossword

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