hehs Villain's chuckles Sneaky little snickers Sneaky chuckles Sneaky chortles Sly chuckles Sinister chuckles Sarcastic chuckles Puerile giggles Nervous little laughs Grunted laughs "Beavis and Butt-Head" sounds Exclamations of inquiry Sneaky laughs Derisive laughs Dastardly laughs Little chortles Nervous laughs Words of surprise Sly laughs Devious laughs Snarky laughs