Third-person singular simple present indicative form of faile

(obsolete) To come short of accomplishing (a purpose); to fail to do.

That cannot fail; sure to succeed.

plural of failed state

(politics) A state that has failed to meet the basic conditions and responsibilities of a sovereign government; one that has lost physical control of its territory, the ability to provide public services, etc.

simple past tense and past participle of fail at life

(astronomy) An event that ends the fusion lifetime of a large and massive star. It is a partial type-II supernova, where the collapse process occurs, but no significant rebound occurs, and the nascent black hole swallows the incoming implosion resulting in no outbound explosion or subsequent light burst.

simple past tense and past participle of fail fast

simple past tense and past participle of fail safe

simple past tense and past participle of female-fail