new, knew, gnu

New or new means not old, something freshly made or minted--
I like your new dress.
Have you been to the new restaurant?
Let's think of a new idea.

Knew or knew ( rhymes with new ) is the past tense (  yesterday, or some time ago) of know, meaning to be aware of, familiar with, or understand --
He knew where the restaurant was.
I knew those people in high school.

Now that you know that, you can say--
"We knew this new restaurant was going to be popular."

Note--"gnu" ( rhymes with new ) means a large ruminant animal--
We went to the zoo to see the gnu.
Note # 2-- "nu" ( also rhymes with new ) is  a letter of the Greek alphabet--
He belongs to a fraternity named nu something--I forget the rest.