This is the 16th most frequent Polish word.
też
"Też" means "also" or "too."
In this sentence, 'też' means 'also,' indicating that the preference for reading is shared with someone else mentioned earlier.
Ja też lubię czytać.
I also like to read.
Here, 'też' translates to 'as well,' and is used to ask if the other person's action corresponds to the stated one.
Chodziłem tam wtedy, a ty też byłeś?
I went there then; were you there as well?
In this example, 'też' is used to express an agreement in the described state, meaning 'so' or 'so too'.