barrieron
Preterite ellos/ellas/ustedes conjugation of barrer.

barrer

Pero las diferencias se barrieron bajo la alfombra.
But the differences were essentially swept under the carpet.
Las soluciones de diseño utilizadas anteriormente se barrieron a la vez: nació el submarino del futuro.
The design solutions used earlier were swept aside at once: the submarine of the future was born.
Word of the Day
to light