Vivacious
/vɪˈveɪ.ʃəs/ adjective easyA vivacious person radiates lively energy and cheerful enthusiasm in nearly everything they do.
The vivacious tour guide kept the entire group laughing and engaged for the whole three-hour hike.
Memory Trick
Vivacious contains 'viva,' Latin for life, as in vivid - a vivacious personality is bursting with life.