The number 40 is spelled forty despite the fact that four contains a u. Even though it is often misspelled fourty, the only widely accepted spelling of the number is forty.

Nov 5, 2021 · Do you know that the difference between "fourty" vs. "forty"? Learn what spelling of the number is actually correct here.

Jun 21, 2023 · You will find that the correct spelling is definitely forty. Dictionaries provide any accepted alternate spellings of words, and there is no acceptable modern variant spelling of forty.

So, even though the number four is spelled with a “u,” the correct spelling you should use for 40 is, in fact, “forty”—no “u” in sight. “Fourty” isn’t an alternative spelling.

Jan 5, 2024 · Forty vs. Fourty: Clearing Up the Confusion Key Takeaways Forty is the only correct spelling for the number 40 in English. Fourty is a common misspelling and is not accepted in …

FORTY definition: a cardinal number, ten times four. See examples of forty used in a sentence.

SMART Vocabulary: related words and phrases (Definition of forty from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Nov 27, 2025 · Both American and British English use “forty” as the correct spelling for this number. It’s important to note that the incorrect spelling “fourty” is not recognized by any English dictionary. Using …

a. amounting to forty: forty thieves. b. (as pronoun): there were forty in the herd.

While there are some words in English that have multiple spellings, forty isn’t one of them. Fourty is not a word, and forty is the only way to spell the written form of the number 40.