to behave coquettishly
to impersonate /ɪmˈpɜrsəˌneɪt/ /ɪmˈpɜːsəneɪt/
to imitate /ˈɪməˌteɪt/ /ˈɪmɪteɪt/
to mimic /ˈmɪmɪk/ /ˈmɪmɪk/