Englishfor English speakers
provided
Preposition
—
You use provided mathx/math, mathy/math to show that if mathx/math is true, happens, etc., mathy/math will, too.
The doctor can save his life, provided he arrives in time.
security
Noun
—
Security is safety.
Traditionally, Japanese workers have had good job security. In fact, they usually had a job for life.
Since the attack, many Americans have lost their feeling of security.
—
Security is the people and things that keep you safe.
After the bombing, the airport increased security.
If you see a problem, please call security.
for
Preposition
—
shows that something belongs to something else, or has a specific function
This cake is for you.
This is a net for catching fish.
—
For is used to show the reason for something
He was angry, for he had never been called such terrible names before.
for
Subordinator
—
For introduces a clause with a subject and a to-infinitive
It's not good for you to be too relaxed.