mosquearse

No vale la pena mosquearse.
It's not worth getting upset over.
Los chicos empiezan a mosquearse.
The boys are getting pretty mean.
El fondo blanco me hizo pensar que se trataba de una página de WordPress, pero bueno, no es motivo para mosquearse.
The white background made me think this was a site made in Wordpress but alright, that's nothing to frown about.
Palabra del día
la fiesta de traje