
Regular verb: decay - decayed - decayed
Simple form | V-ing form | 
| I'll decay you'll decay she'll decay we'll decay you'll decay they'll decay  | I'll be decaying you'll be decaying she'll be decaying we'll be decaying you'll be decaying they'll be decaying  | 
Perfect | V-ing perfect | 
| I'll have decayed you'll have decayed she'll have decayed we'll have decayed you'll have decayed they'll have decayed  | I'll have been decaying you'll have been decaying she'll have been decaying we'll have been decaying you'll have been decaying they'll have been decaying  | 
Simple form | V-ing form | 
| I shan't decay you shan't decay she shan't decay we shan't decay you shan't decay they shan't decay  | I shan't be decaying you shan't be decaying she shan't be decaying we shan't be decaying you shan't be decaying they shan't be decaying  | 
Perfect | V-ing perfect | 
| I shan't have decayed you shan't have decayed she shan't have decayed we shan't have decayed you shan't have decayed they shan't have decayed  | I shan't have been decaying you shan't have been decaying she shan't have been decaying we shan't have been decaying you shan't have been decaying they shan't have been decaying  | 
Simple form | V-ing form | 
| shall I decay? shall you decay? shall she decay? shall we decay? shall you decay? shall they decay?  | shall I be decaying? shall you be decaying? shall she be decaying? shall we be decaying? shall you be decaying? shall they be decaying?  | 
Perfect | V-ing perfect | 
| shall I have decayed? shall you have decayed? shall she have decayed? shall we have decayed? shall you have decayed? shall they have decayed?  | shall I have been decaying? shall you have been decaying? shall she have been decaying? shall we have been decaying? shall you have been decaying? shall they have been decaying?  | 
Simple form | V-ing form | 
| shan't I decay? shan't you decay? shan't she decay? shan't we decay? shan't you decay? shan't they decay?  | shan't I be decaying? shan't you be decaying? shan't she be decaying? shan't we be decaying? shan't you be decaying? shan't they be decaying?  | 
Perfect | V-ing perfect | 
| shan't I have decayed? shan't you have decayed? shan't she have decayed? shan't we have decayed? shan't you have decayed? shan't they have decayed?  | shan't I have been decaying? shan't you have been decaying? shan't she have been decaying? shan't we have been decaying? shan't you have been decaying? shan't they have been decaying?  |