>>47072392https://bulbapedia.bulbagarden.net/wiki/Morty/QuotesAnd yeah, licking is ghostly in Pokémon, I guess it's supposed to represent the cold and humid ambiance of a haunted place or the cold sensation of a ghost passing through you to scare you.
It's vaguely ghostly and it doesn't need more because Morty isn't a Ghost maniac neither.