This is the 520th most frequent Icelandic word.
vita
"Vita" in Icelandic means "to know."
Here, 'vita' serves as an infinitive verb meaning 'to know', specifying the desire to gain information.
Hún vill vita hvað gerðist.
She wants to know what happened.
In this sentence, 'vita' is conjugated as 'vitum', indicating the plural first-person form to express lack of knowledge.
Við vitum ekki hvort hann kemur.
We do not know if he is coming.
The word 'vita' is used here as a verb meaning 'to know', expressing knowledge about something specific.