look

Look both ways before you cross the street.

Forms

looks v. (3rd-person singular)
She looks happy today.
looked v. (past / past participle)
They looked everywhere but couldn't find the phone.
looking v. (present participle / gerund)
I'm looking for a new apartment.
lookout noun.
We stood at the lookout to see the sunset.

look after
To take care of someone or something.
Can you look after my plants while I'm on vacation?
look for
To try to find something or someone.
I'm looking for my car keys; have you seen them?
look out
To be careful or watch for danger.
Look out — there's a cyclist coming!
look up
To search for information (in a book or online).
I need to look up the address before we leave.
look into
To investigate or examine a situation.
The manager will look into the complaint tomorrow.
look forward to
To anticipate with pleasure.
We look forward to meeting you next week.
look up to
To admire or respect someone.
Many young athletes look up to her.
look over
To examine or review something quickly.
Please look over the report and tell me if anything is missing.
look through
To examine the contents of something or read quickly to find information.
She looked through the documents for any errors.