Focus on the pronunciation of smirk
English definition of “smirk”
/smɜrk/ v [I]
› to smile in a way that expresses satisfaction with yourself or pleasure about having done something or knowing something that is not known by someone else: When she told him he was cool, he just smirked. smirk
/smɜrk/ n [C] › Her lips curled into a smirk.