This is the 3915th most frequent Swedish word.
leta
"To search"
'Letar' is used here to mean actively searching for something.
Jag letar efter mina nycklar.
I am looking for my keys.
'Letade' is the past tense of the verb 'leta', meaning he actively searched in the past.
Han letade i garderoben efter sin jacka.
He looked in the closet for his jacket.
'Leta' is used in its infinitive form to indicate the action of searching.