pouty

Tending to pout; angry in a childish or cute way; showing mock anger. (of a person)

1799, Cassandra Leigh Cook, Battleridge, London: Cawthorn, Volume 1, Chapter 5, p. 77, ‘My dear Doctor,’ said he, ‘this wrathful man thinks you have been unsuccessful, and is primed to be pouty; let us enjoy the pleasure of discovery by a little delay; […] ’

Long ago when Jade used to come for holiday visits, Margaret found her awkward and pouty, but now that she was grown up, she was pretty and a lot of fun.

Shaped into a pout; (of lips) protruding (often implying sulkiness or flirtiness). (of a mouth)

1851, Donald Grant Mitchell (as Ik. Marvel.), Dream Life, New York: Scribner, Chapter 5, pp. 239-240, Was there ever a baby seen, or even read of, like that baby! […] he is a little pouty about the mouth—but such a mouth!

Those girls, who could have been her daughters, were beautiful. […] Their mouths were pouty little cupid’s bows.

Characterized by pouting. (of an action or quality)

Where other actresses offer us a sort of pouty boredom which yet seeks to flirt with the audience, Huppert presents severity, anger, and an irritation raised to the condition of nausea.

2006, Gary Shteyngart, Absurdistan, London: Granta, 2008, Chapter 27, p. 214, Only their full red lips bore similarity, the father’s bubbly wedges endowing him with a drag queen’s pouty glamour.