1. plural of cheeriness; the quality or state of being cheerful, bright, or optimistic
Usage: typically used in abstract or collective contexts

Examples

• The various cheerinesses of the holiday decorations lifted everyone's spirits.
• Despite their different personalities, the cheerinesses they brought to the room were equally infectious.
• The cheerinesses expressed by the volunteers made the community event memorable.
• We appreciated the cheerinesses of both the morning and evening celebrations.
• The competing cheerinesses of the two performers created an uplifting atmosphere.