Synonyms of smack or lick your lips
smack or lick your lips
droolIf a person or animal drools, saliva drops slowly from their mouth.
• The dog was drooling on my shoulder
gloatIf someone is gloating, they are showing pleasure at their own success or at other people's failure in an arrogant and unpleasant way.
• They are gloating over their rivals' defeat.
slaverIf you say that someone is slavering, you mean that they are so excited by something that they cannot control themselves, and that you find this disgusting.
• No doubt many readers will slaver over these bits.
Thesaurus for smack or lick your lips from the Collins English Thesaurus