In Engpsh, the word for fox is "fox". To say it in Engpsh, you can simply pronounce it as "foks". Here's an example sentence using the word "fox":

"The fox crept quietly through the underbrush, searching for its next meal."

In addition to "fox," there are a few other words you might use to refer to a fox in Engpsh, depending on the context:

"Vixen" is a female fox.
"Reynard" is a term used to refer to a male fox, especially in pterature or folklore.
"Kit" or "kitten" can be used to refer to a young fox.