to level the playing field

Level crossing!

I’ll do my level best

to level up

Leviticus

liability for negligence

No liability can be accepted for loss or late delivery

It’s liable to happen soon

A liar is not believed even when he speaks the truth

to ad-lib

ad lib

libel and slander

to liberate

to be at liberty to do something

a lick and a promise

to lick one’s chops

to lick one’s wounds

to lick someone/something into shape

to lick someone’s boots/arse/ass

to lick someone [coll.]

lickety-split

A lie hath no feet.

A lie has no legs.

to lie spread-eagled

to lie heavy on one’s conscience