fad
US /fæd/
UK /fæd/

1.
moda, mania, capriccio
an intense and widely shared enthusiasm for something, especially one that is short-lived and without basis in the object's qualities; a craze.
:
•
The hula hoop was a popular fad in the 1950s.
L'hula hoop era una moda popolare negli anni '50.
•
Social media challenges often turn into short-lived fads.
Le sfide sui social media spesso si trasformano in mode di breve durata.