Head-on
Directly into something / each other
Generous
Willing to give / share
Get the green light
Get permission / be allowed to
Donates
To give something to help
What is this called?
A road junction
Annual
Once a year
Souvenirs
Presents you buy home when you travel
Collided
Crashed into each other
Fortnightly
Once every two weeks
Charity
Helping people / for a good cause