Welcome to the conjugation section for the English verb not fail. Here you will find the complete conjugation of this verb in all its tenses and modes. We also offer usage examples for each verb form and mode, so that you can better understand how not fail is used in different contexts.
indicative
present
i do not failyou do not failhe/she/it does not failwe do not failyou do not failthey do not failpreterite
i did not failyou did not failhe/she/it did not failwe did not failyou did not failthey did not failpresent continuous
i am not failingyou are not failinghe/she/it is not failingwe are not failingyou are not failingthey are not failingpresent perfect
i have not failedyou have not failedhe/she/it has not failedwe have not failedyou have not failedthey have not failedfuture
i will not failyou will not failhe/she/it will not failwe will not failyou will not failthey will not failfuture perfect
i will not have failedyou will not have failedhe/she/it will not have failedwe will not have failedyou will not have failedthey will not have failedpast continous
i was not failingyou were not failinghe/she/it was not failingwe were not failingyou were not failingthey were not failingpast perfect
i had not failedyou had not failedhe/she/it had not failedwe had not failedyou had not failedthey had not failedfuture continuous
i will not be failingyou will not be failinghe/she/it will not be failingwe will not be failingyou will not be failingthey will not be failingpresent perfect continuous
i have not been failingyou have not been failinghe/she/it has not been failingwe have not been failingyou have not been failingthey have not been failingpast perfect continuous
i had not been failingyou had not been failinghe/she/it had not been failingwe had not been failingyou had not been failingthey had not been failingfuture perfect continuous
i will not have been failingyou will not have been failinghe/she/it will not have been failingwe will not have been failingyou will not have been failingthey will not have been failingparticiple
imperative
do not faillet's not faildo not failpresent
not failingpast
not failedinfinitive
not to failperfect participle
not having failed
The verb not fail is a fundamental part of the English language and it is important to know its conjugation in order to use it correctly in your conversations, writing, and other contexts. That's why we invite you to explore this section and learn more about the conjugation of not fail. We hope this tool will be useful in your learning of English!