Lack +or- what? preposition

Be careful:

LACK stative verb  + 0

The Romans' opponents lacked discipline......

But a LACK noun + OF  

On Nevski bridge the Russian stood
chewing his beard for lack of food
"It's bloody hard, this stuff, to eat
But it's a damn sight better than shredded wheat"
Often: There tobe no lack of 
There's no lack of money in Switzerland.
and LACKING, can be +IN.with qualities etc.
Lacking (+ or- IN) courage , John ran away from the battle.

"lacklustre"  is a nice derived adjective as an opposite to brilliant;" Madrid's lacklustre performance against Barcelona last Saturday...". It will grace any piece of English.
It's a fossil, most of the  other many "lack... "compounds ( lackpenny for poor, lackland for landless, etc)have become obsolete over the past two centuries.