Ah, but Wednesday is a fickle master, and woe unto the man who betrays Hump Day.
From the sportsillustrated.cnn.com
Commodity markets are notoriously fickle and revenues can quickly be squandered.
From the economist.com
This is his eighth spring in Surprise, where the February weather can be fickle.
From the kansas.com
Great leaders have to shape rather than be shaped by the prevailing fickle mood.
From the theatlantic.com
The storms during the past week were quite fickle as temperatures varied wildly.
From the pe.com
He preaches that haute couture can be fickle, while bespoke never lets you down.
From the dailyherald.com
Now Cromwell must help fickle Henry rid himself of his second wife, Anne Boleyn.
From the npr.org
Indian banks rely on deposits, not fickle wholesale markets, to fund themselves.
From the economist.com
Don't know how it does it in fickle world of fashion, but lilac always looks ok.
From the guardian.co.uk
More examples
Marked by erratic changeableness in affections or attachments; "fickle friends"; "a flirt's volatile affections"
Erratic: liable to sudden unpredictable change; "erratic behavior"; "fickle weather"; "mercurial twists of temperament"; "a quicksilver character, cool and willful at one moment, utterly fragile the next"
(fickleness) faithlessness: unfaithfulness by virtue of being unreliable or treacherous