Simple categories matching lively:

• thing,
• activity,
• entertainment,
• gathering,

Members with property lively:

• singing,
• parachute_training,
• dance,
• circus_show,
• festival_fun,
• dance_jam,
• game,
• poetry_recitation,
• touring_market,
• dancing,
• mini_discussion,
• boating,
• singing_song,
• canoe_race,
• snorkeling,
• drawing_picture,
• karaoke,
• fish,
• creative_movement,
• performance,
• role_play,
• arts,
• music,
• bird,
• visit,
• contra_dance,
• race,
• number_game,
• block_play,
• matching_game,
• craft,
• sport,
• brainstorming,