Conjugation English verb to jackknife

Indicative

Simple present

I jackknife
you jackknife
he jackknifes
we jackknife
you jackknife
they jackknife

Present progressive/continuous

I am jackknifing
you are jackknifing
he is jackknifing
we are jackknifing
you are jackknifing
they are jackknifing

Simple past

I jackknifed
you jackknifed
he jackknifed
we jackknifed
you jackknifed
they jackknifed

Past progressive/continuous

I was jackknifing
you were jackknifing
he was jackknifing
we were jackknifing
you were jackknifing
they were jackknifing

Present perfect simple

I have jackknifed
you have jackknifed
he has jackknifed
we have jackknifed
you have jackknifed
they have jackknifed

Present perfect progressive/continuous

I have been jackknifing
you have been jackknifing
he has been jackknifing
we have been jackknifing
you have been jackknifing
they have been jackknifing

Past perfect

I had jackknifed
you had jackknifed
he had jackknifed
we had jackknifed
you had jackknifed
they had jackknifed

Past perfect progressive/continuous

I had been jackknifing
you had been jackknifing
he had been jackknifing
we had been jackknifing
you had been jackknifing
they had been jackknifing

Future

I will/shall jackknife
you will jackknife
he will jackknife
we will/shall jackknife
you will jackknife
they will jackknife

Future progressive/continuous

I will/shall be jackknifing
you will be jackknifing
he will be jackknifing
we will/shall be jackknifing
you will be jackknifing
they will be jackknifing

Future perfect

I will/shall have jackknifed
you will have jackknifed
he will have jackknifed
we will/shall have jackknifed
you will have jackknifed
they will have jackknifed

Future perfect continuous

I will/shall have been jackknifing
you will have been jackknifing
he will have been jackknifing
we will/shall have been jackknifing
you will have been jackknifing
they will have been jackknifing

Conditional

Simple

I would/should jackknife
you would jackknife
he would jackknife
we would/should jackknife
you would jackknife
they would jackknife

Progressive

I would/should be jackknifing
you would be jackknifing
he would be jackknifing
we would/should be jackknifing
you would be jackknifing
they would be jackknifing

Perfect

I would/should have jackknifed
you would have jackknifed
he would have jackknifed
we would/should have jackknifed
you would have jackknifed
they would have jackknifed

Perfect progressive

I would/should have been jackknifing
you would have been jackknifing
he would have been jackknifing
we would/should have been jackknifing
you would have been jackknifing
they would have been jackknifing

A few randomly selected verbs

ice - oscillate - plank - cabal - subtotal - bloody - refrigerate - debase - cabin - envenom - pout - fright - stet - vitriol - encase - fester - tog - samba - tangle - prepossess - leather - premeditate - bask - beggar - detract - bag - telemeter - flummox - spool - scavenge - flit - cake - vat - throb - triangulate - acclaim - promulgate - bill - skateboard - dot - conclude - instigate - wan - disorient - wag - wreathe - sauce - shadow - format - stalk - weather - criticize - proceed - may - blood -

come study write get be drink see take go run eat live swim leave can have play visit speak try work do want know rain walk buy read make watch