This is the 608th most frequent Slovenian word.
dal
"Dal" in Slovenian means "gave" (past tense of "give").
In this sentence, 'dal' is the third person singular past tense form of the verb 'dati' (to give), indicating that the subject gave something to someone.
On mi je dal knjigo.
He gave me a book.
Here, 'dal' is the first person singular past tense form of the verb 'dati,' used to express that effort was put into an endeavor.
Dal sem veliko truda v ta projekt.
I put a lot of effort into this project.
In this example, 'dal' again represents the past tense form of 'dati,' this time used reflexively to describe the act of giving oneself a name.