Modifiers matching season:

• busy,
• climatic,
• liturgical,
• important,
• agricultural,
• cold,
• traditional,
• longer,
• special,
• favorite,
• quiet,
• cool,
• off,
• behavioral,
• weather,
• festive,
• critical,
• breeding,
• defined,
• joyous,
• current,
• dry,
• wet,
• outdoor,
• christian,
• major,
• upcoming,
• joyful,
• intense,

Simple categories matching joyful:

• event,
• celebration,
• season,
• times,
• moment,
• occasion,