Formal:
* The old woman looked askance at the strange man standing on her porch.
* The committee viewed the proposal with askance, unsure of its practicality.
Informal:
* My mom gave me a look askance when I told her I was dropping out of college.
* The dog eyed the new cat askance, unsure of its intentions.
Literary:
* The villagers regarded the stranger's claims with askance, whispering amongst themselves.
* She cast a look askance at the flickering candle, its flame dancing precariously on the edge of the table.
Important Note: "Askance" is usually used to describe a look or a way of regarding something. It implies suspicion, disapproval, or skepticism.