Jauntiness
/ˈdʒɔːntinəs/
Definition 1 of 1
Pro Tip 1/3Positive Energy
Jauntiness suggests a very positive and uplifting energy. 
Her jauntiness brightened the gloomy office environment.
Pro Tip 2/3Noticeable Impact
A person's jauntiness often affects those around them positively. 
His jauntiness in the morning meeting was infectious.
Pro Tip 3/3Unburdened Spirit
Jauntiness conveys a sense of being unburdened by worries or stress. 
Despite the heavy workload, she maintained a sense of jauntiness.