Comparative form of naughty: more naughty(adjective)
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Use "naughtier" in a sentence
"As if to recall naughtier times, Ms. Sykes Rellie offered to introduce her single friends to one of the restaurant's owners, Eugene Brennan, a former fireman."
"Back in London's more buoyant days, Christmas windows were brasher and naughtier; Selfridges in 2008 featured a delinquent Santa Claus surrounded by booze and neon lights."
"You might think that Wagner's Kundry is the naughtier."