A homonym is a word that is spelled and pronounced the same as another word, but has a different meaning. For example, "bear" (the animal) and "bear" (to carry).
"Sale" is a noun that refers to an event where goods are sold at a reduced price. There are no other words in the English language that sound and are spelled exactly the same as "sale" with a different meaning.
However, there are some words that are similar in spelling and/or pronunciation to "sale", but are not true homonyms. These include:
* Sail: A piece of cloth used to propel a boat.
* Seal: A marine mammal, or a stamp used to mark something.
* Hail: Small balls of ice that fall from the sky.
Let me know if you have any other questions!