through
I have just seen a new meaning of "through" to me. A synonym of " because of " or similar

The sentence is : she succeded though hard work

My question is : Can I use" through " whenever I say " because of " or , is it restricted to some expressions or situations?

Question

through
I have just seen a new meaning of "through"  to me. A synonym of  " because of " or similar

The sentence is :  she succeded though hard work

My question is  : Can I use" through " whenever I say " because of "  or , is it restricted to some expressions or situations?

Answer

Not in all situations. You would not be able to substitute it in a sentance like, "She can not go to the park because of rain".  Through in this context generally refers to a method. Example: She succeeded by way of hard work.

Answer

'Through ' in this context means 'by means of'.

Answer

Yes, you can use it whenever the meaning is: as a result of
she succeded though hard work
The ​company ​lost the ​order through ​production ​delays.