He bought new glue for the project.

A river dolphin is a rare type of dolphin that lives in freshwater.

I need a replacement blade for my razor.

If the book is cheap, I should buy it.

Adhering to correct orthography is very important when writing sentences.

My father works at a major law firm.

He thought deeply about the result of that juristic act.

Do you understand the necessity of this project?

That information is unnecessary.

That information is completely unnecessary.