fanaberia in English:

Loose jackets are the latest fad.

this kind of tutoring is not just a passing fad

passing fad

The reason for this is that research is not a fad, but a necessity which guarantees the European economy's competitiveness at a global lev

managers' fad

How long you think this Internet fad is gonna last?

Cell phones are a popular new fad amongst teenagers these days

They were convinced that movies were only a passing fad.

There was a fad for wearing ripped jeans a few years ago.

The latest fad, though, is using the freeze-drying process on somewhat larger items: pets.

it's just your whim

My schedule is not subject to the whim of lunatics.

We decide on a whim to buy a dishwasher though we don't really need one.

She bought it on a whim.

You can't change your University course on a whim.

It was her whim to buy yet another pair of shoes.

I'm a good husband and try to follow her whims

Adam's desire to learn Japanese was a whim that soon disappeared when he realised how difficult it was.

Father was generous enough to indulge my every whim.

If you write your address on a web-page, anybody can find out where you live if the whim takes them.