sheepfaced
/ˈʃiːfˌfeɪst/Definitions
1. adjective
Having a face like a sheep, often used to describe a person who looks naive, innocent, or foolish.
“She looked so sheepfaced when the teacher asked her about the math problem.”
2. noun
A person who looks sheepfaced, often used to describe someone who is being deceitful or insincere.
“The politician was accused of being a sheepfaced liar by the media.”