I might decay you might decay he might decay we might decay you might decay they might decay
V-ing form
I might be decaying you might be decaying he might be decaying we might be decaying you might be decaying they might be decaying
Perfect
I might have decayed you might have decayed he might have decayed we might have decayed you might have decayed they might have decayed
V-ing perfect
I might have been decaying you might have been decaying he might have been decaying we might have been decaying you might have been decaying they might have been decaying
Negation
Simple form
I mightn't decay you mightn't decay he mightn't decay we mightn't decay you mightn't decay they mightn't decay
V-ing form
I mightn't be decaying you mightn't be decaying he mightn't be decaying we mightn't be decaying you mightn't be decaying they mightn't be decaying
Perfect
I mightn't have decayed you mightn't have decayed he mightn't have decayed we mightn't have decayed you mightn't have decayed they mightn't have decayed
V-ing perfect
I mightn't have been decaying you mightn't have been decaying he mightn't have been decaying we mightn't have been decaying you mightn't have been decaying they mightn't have been decaying
Interrogative form
Simple form
might I decay? might you decay? might he decay? might we decay? might you decay? might they decay?
V-ing form
might I be decaying? might you be decaying? might he be decaying? might we be decaying? might you be decaying? might they be decaying?
Perfect
might I have decayed? might you have decayed? might he have decayed? might we have decayed? might you have decayed? might they have decayed?
V-ing perfect
might I have been decaying? might you have been decaying? might he have been decaying? might we have been decaying? might you have been decaying? might they have been decaying?
Interro-negative form
Simple form
mightn't I decay? mightn't you decay? mightn't he decay? mightn't we decay? mightn't you decay? mightn't they decay?
V-ing form
mightn't I be decaying? mightn't you be decaying? mightn't he be decaying? mightn't we be decaying? mightn't you be decaying? mightn't they be decaying?
Perfect
mightn't I have decayed? mightn't you have decayed? mightn't he have decayed? mightn't we have decayed? mightn't you have decayed? mightn't they have decayed?
V-ing perfect
mightn't I have been decaying? mightn't you have been decaying? mightn't he have been decaying? mightn't we have been decaying? mightn't you have been decaying? mightn't they have been decaying?