preposition
Are you for or against the candidate? She did it for herself
We're just here for the beer
I am acting for my father. This cheque is for the toaster. Will you accept nothing for your pains?
This medication is for skin infections only. It's for your own good
Would you really do that for me?
Head for the hills!
Every summer, they went to Carlsbad for their health. She hated him for what he represented
I am leaving for Tierra del Fuego tomorrow
I am not sure that this colour is for you. Is it right for me to speak out now?
She stayed for a week
For all his complaining, he seemed satisfied
As for Betty, let her do as she likes
conjunction
I was unable to see him, for he was out of the office