plural of fail
"The fails are piling up, and we need to address them immediately."
In plain English: Fails are things that do not work or succeed as planned.
"The project was abandoned after a series of critical fails revealed fundamental design flaws."
Usage: Use fails as a noun only when referring to multiple instances of failure or specific breakdowns in a system. It is incorrect to use this form as a verb conjugation for the third-person singular subject "he," "she," or "it.
Third-person singular simple present indicative form of fail
"The car fails to start every time it rains heavily."
In plain English: To fail means to not succeed at doing something you were trying to do.
"The car fails to start in the freezing morning."
Usage: Use "fails" to describe when a third-person subject, such as he, she, it, or a specific noun like "the machine," does not succeed or breaks down. Avoid using this form with plural subjects like "they" or "we," which require the base verb "fail."
plural of Fail
"The basket contains three fails, which are the discarded coffee grounds used for composting."
Fails is the third-person singular present form of fail, which entered English from Old French faillir. The original meaning was to be deficient or fall short in duty, evolving into its modern sense of not succeeding.