This is the 563rd most frequent Catalan word.
llegir
To read.
Here, 'llegir' is used in its past tense form (vaig llegir) to describe an action that occurred in the past.
Ahir vaig llegir un article interessant al diari.
Yesterday I read an interesting article in the newspaper.
In this case, 'llegir' is used in combination with an auxiliary verb (hauries de) to form a recommendation or suggestion.
Hauries de llegir aquest llibre; és fascinant.
You should read this book; it's fascinating.
The verb 'llegir' (to read) is used in its base infinitive form to express the activity of reading.