Indicative
Present Indefinite
I creep upon
you creep upon
he/she/it creeps upon
we creep upon
you creep upon
they creep upon
Present Continuous
I am creeping upon
you are creeping upon
he/she/it is creeping upon
we are creeping upon
you are creeping upon
they are creeping upon
Present Perfect
I have crept upon
you have crept upon
he/she/it has crept upon
we have crept upon
you have crept upon
they have crept upon
Present Perfect Continuous
I have been creeping upon
you have been creeping upon
he/she/it has been creeping upon
we have been creeping upon
you have been creeping upon
they have been creeping upon
Past Indefinite
I crept upon
you crept upon
he/she/it crept upon
we crept upon
you crept upon
they crept upon
Past Continuous
I was creeping upon
you were creeping upon
he/she/it was creeping upon
we were creeping upon
you were creeping upon
they were creeping upon
Past Perfect
I had crept upon
you had crept upon
he/she/it had crept upon
we had crept upon
you had crept upon
they had crept upon
Past Perfect Continuous
I had been creeping upon
you had been creeping upon
he/she/it had been creeping upon
we had been creeping upon
you had been creeping upon
they had been creeping upon
Future Indefinite
I will creep upon
you will creep upon
he/she/it will creep upon
we will creep upon
you will creep upon
they will creep upon
Future Continuous
I will be creeping upon
you will be creeping upon
he/she/it will be creeping upon
we will be creeping upon
you will be creeping upon
they will be creeping upon
Future Perfect
I will have crept upon
you will have crept upon
he/she/it will have crept upon
we will have crept upon
you will have crept upon
they will have crept upon
Future Perfect Continuous
I will have been creeping upon
you will have been creeping upon
he/she/it will have been creeping upon
we will have been creeping upon
you will have been creeping upon
they will have been creeping upon
Conditional
Conditional Present
I would creep upon
you would creep upon
he/she/it would creep upon
we would creep upon
you would creep upon
they would creep upon
Conditional Present Continuous
I would be creeping upon
you would be creeping upon
he/she/it would be creeping upon
we would be creeping upon
you would be creeping upon
they would be creeping upon
Conditional Perfect
I would have crept upon
you would have crept upon
he/she/it would have crept upon
we would have crept upon
you would have crept upon
they would have crept upon
Conditional Perfect Continuous
I would have been creeping upon
you would have been creeping upon
he/she/it would have been creeping upon
we would have been creeping upon
you would have been creeping upon
they would have been creeping upon