A trying to do or make something
The use of energy to do something
To make an attempt to do or make
Perhaps we should endeavor to approach our problem together.
I will endeavor to speak a good word for the truth.
In an endeavor to ensure your privacy, we'll meet your requirements.
It was a huge endeavor to get the triplets dressed and ready to play in the snow.
We will always endeavor to get your order shipped out as soon as possible.