This is the 11047th most frequent Catalan word.
somreien
"Somreien" means "they smiled" in English.
The verb 'somreien' is used in this sentence to describe an ongoing action in the past where the subjects (children) were smiling upon seeing balloons.
Els nens somreien quan veien els globus.
The children smiled when they saw the balloons.
Here, 'somreien' illustrates an habitual action or state in the past; the subjects were engaging in smiling as a result of feeling happy.
Somreien perquè estaven contents després de rebre bones notícies.
They smiled because they were happy after receiving good news.
In this example, 'somreien' conveys the past continuous aspect, depicting the subjects engaged in the act of smiling concurrently with their park walk.