Fickleness is a related term of flippancy.
As nouns the difference between fickleness and flippancy
is that fickleness is the quality of being fickle while flippancy is a disrespectful levity or pertness especially in respect to grave or sacred matters.
fickleness
English
Noun
The quality of being fickle.
flippancy
English
Noun
(flippancies)
A disrespectful levity or pertness especially in respect to grave or sacred matters.
Related terms
* flippant