flir·ta·tious 
/ˌflɚˈteɪʃəs/ adjective
/ˌflɚˈteɪʃəs/ adjective [more flirtatious; most flirtatious] : feeling or showing a sexual attraction for someone that is usually not meant to be taken seriously
▪ feeling flirtatious ▪ a flirtatious smile ▪ a flirtatious mood
▪ feeling flirtatious ▪ a flirtatious smile ▪ a flirtatious mood
— flir·ta·tious·ly adverb
▪ smiling flirtatiously
▪ smiling flirtatiously
— flir·ta·tious·ness noun [noncount]
▪ the flirtatiousness of her smile
▪ the flirtatiousness of her smile
