Definition of "Askance" :

adjective: (used especially of glances) directed to one side with or as if with doubt or suspicion or envy

"Her eyes with their misted askance look."

adverb: with a side or oblique glance

"Did not quite turn all the way back but looked askance at me with her dark eyes."

adverb: with suspicion or disapproval

"He looked askance at the offer."