search
Search can be a verb or a noun.
used as a verb
If you search a place or person, you examine them thoroughly because you are trying to find something.
Police searched the building and found weapons.
He stood with his arms outstretched while the guard searched him.
Be careful
Don't say that you ‘search’ the thing you are trying to find. You can say that you search for it, but you usually say that you look for it.
Don't say that you ‘search’ the thing you are trying to find. You can say that you search for it, but you usually say that you look for it.
He's looking for his keys.
used as a noun
A search is an attempt to find something or someone by looking for them carefully.
I found the keys after a long search.
The search for survivors of the earthquake continues.