billed, build

Billed or billed is the past tense ( yesterday, or some time ago ) of "bill", meaning to send an invoice or statement of money owed--
We billed the client last week, but we haven't had a response yet.
The hotel billed us for an extra night.

Billed may also describe the bill of a bird ( or animal ), meaning its beak or leathery jaw part--
Look! A duck-billed platypus!

Billed may also be the past tense ( yesterday, or some time ago ) of "bill", meaning to make the noise a pigeon or dove makes--
They billed and cooed like a pair of lovebirds.

Build or build ( rhymes with billed ) means to construct or put together--
Let's build something with the blocks.
He is learning to build a fire.

Now that you know that, you can say--
"We can build a garage for you, and you won't be billed until it's done."

Note--"built" is the past tense ( yesterday, or some time ago ) of "build", meaning to construct or put together--
He built their house himself.
That house was built twenty years ago.

Note # 2--"billet" means an assigned bunk or place to sleep, usually for someone in military service--
Has this soldier been assigned a billet?