Setter’s livestock ran amok with grease (6)

Not butter. (I can’t believe it’s not butter!)

Setter’s livestock ran amok with grease (6)

There are two charades and an anagrind.

_ _ a _ _ _

(Interesting article here: https://www.crosswordunclued.com/2010/09/unriddle-self-referencing-setter.html?m=1)

No, it’s not grazed.

Setter’s livestock ran amok with grease (6)

There are two charades and an anagrind.

_ _ a _ _ y

Yes, it’s smarmy.

Setter’s livestock ran amok with grease (6)

setter’s [charade: my]
livestock [charade: rams]
ran amok [anagrind] … myrams -> smarmy

WHOLE DEFINITION

with grease = smarmy 

Over to you, twyngwyn.