Did you perhaps mean disbelieving?
“Things can get awkward, as with the "disbelievingly," and on page 100 we get "asked exasperatedly.”
“I tell the girls the wedding is back on and they look disbelievingly at me.”
“Walter listened disbelievingly as O, affecting his familiar attitude of solicitous older brother, encouraged him to see the bright side in the bewildering estrangement proposed.”
““For writing my books?” she said, almost disbelievingly.”
“She asks a South African Greece fan how he could betray his continent, then asks disbelievingly whether he speaks Afrikaans (the test of a true white South African).”
““Are you challenging me?” the Huntsman asked disbelievingly.”
“Jahanara sensed rapid warmth at her legs, gazed disbelievingly at the flames sucking their way upward, and raised her hands to fend them off.”
“Rapp looked him right in the eye and shook his head disbelievingly.”
“The cabdriver stopped about ten feet away and looked disbelievingly at the man sitting on the bench.”
“Mom clenches her jaw and looks disbelievingly at me.”
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