fickleness

Mane (Îngilîzî)

The quality of being fickle.

Hevwate

inconstancy

unsteadiness

faithlessness

instability

capriciousness

changeability

restlessness

changeableness

ulterior motive

secret purpose

double-mindedness

mutability

ill will

falseness

shakiness

transitoriness

unfaithfulness

variability

wantonness

wavering

whim

whimsicality

whimsicalness

change of heart

another intention

other intention

of loose morals

agility

inconstance

caprice

discontent

disequilibrium

flippancy

frailness

frailty

frivolity

frivolous

giddiness

ill-will

inconstant

infidelity

malice

Werger

Wankelmut

inconstance

inconstancia

versatilidad

Unbeständigkeit

volubilidad

wispelturigheid

Flattersinn

Laune

infirmitas

versatilité

inconstância

Wandelbarkeit

Flatterhaftigkeit

Veränderlichkeiten

Etîmolojî (Îngilîzî)

Ji Middle English mîras hatiye girtin: fikelnesse

In summary

From Middle English fikelnesse, equivalent to fickle + -ness.