English rendering Pretend not to know someone Literal translation: “Change one's face”
Deliberately pretend not to know someone one knew well.
Dictionary example 1
그동안 그토록 친하게 지냈던 사람들이 사업이 망하자 대번에 안면을 바꾸어 버렸다.
Read the meanings, trace, then cover above the masking line and write. Uncover, choose a meaning, and make your own sentence.
Writing text안면 바꾸다
Explore the body parts or scenes linked to this idiom.
A silent film that writes the headword and its meaning.
Respond calmly and courteously Suppress excitement and deal with someone calmly and politely 
Shared · 5 Be shameless Feel no shame and lack propriety. 
2 meanings look to others helplessly To anticipate another person’s help and watch their reactions or ingratiate oneself. 
put on a stern expression To display a solemn look or expression on one’s face. 
Be written on one’s face For feelings, mood, or the like to show on one’s face 
Have a yellow, sickly face Have a yellowed face showing strong signs of illness. 
2 meanings touch up makeup or change one’s demeanor To apply makeup again. 
Show one’s face Appear at a gathering or similar occasion 
Shared · 3 Face others without shame Meet others confidently and honorably. 
Shared · 2 consider someone’s dignity To take someone’s standing or dignity into account. Browse in Hangul order.
WORDROW Korean Idioms