intransitive verb
Definition: To look for something or try to find it, often by looking carefully in different places.
Example: She decided to search for her lost keys in the garden.
noun
Definition: The action of looking for something or trying to find information.
Example: The search for the missing keys took hours.
transitive verb
Definition: To look carefully in order to find something or to learn more about something.
Example: I need to search for my keys before we leave.