
Verbe régulier : tighten -  tightened - tightened
Traduction française : resserrer - se resserrer 
Forme simple | Forme en V-ing | 
| I may tighten you may tighten he may tighten we may tighten you may tighten they may tighten  | I may be tightening you may be tightening he may be tightening we may be tightening you may be tightening they may be tightening  | 
Perfect | Perfect en V-ing | 
| I may have tightened you may have tightened he may have tightened we may have tightened you may have tightened they may have tightened  | I may have been tightening you may have been tightening he may have been tightening we may have been tightening you may have been tightening they may have been tightening  | 
Forme simple | Forme en V-ing | 
| I mayn't tighten you mayn't tighten he mayn't tighten we mayn't tighten you mayn't tighten they mayn't tighten  | I mayn't be tightening you mayn't be tightening he mayn't be tightening we mayn't be tightening you mayn't be tightening they mayn't be tightening  | 
Perfect | Perfect en V-ing | 
| I mayn't have tightened you mayn't have tightened he mayn't have tightened we mayn't have tightened you mayn't have tightened they mayn't have tightened  | I mayn't have been tightening you mayn't have been tightening he mayn't have been tightening we mayn't have been tightening you mayn't have been tightening they mayn't have been tightening  | 
Forme simple | Forme en V-ing | 
| may I tighten? may you tighten? may he tighten? may we tighten? may you tighten? may they tighten?  | may I be tightening? may you be tightening? may he be tightening? may we be tightening? may you be tightening? may they be tightening?  | 
Perfect | Perfect en V-ing | 
| may I have tightened? may you have tightened? may he have tightened? may we have tightened? may you have tightened? may they have tightened?  | may I have been tightening? may you have been tightening? may he have been tightening? may we have been tightening? may you have been tightening? may they have been tightening?  | 
Forme simple | Forme en V-ing | 
| mayn't I tighten? mayn't you tighten? mayn't he tighten? mayn't we tighten? mayn't you tighten? mayn't they tighten?  | mayn't I be tightening? mayn't you be tightening? mayn't he be tightening? mayn't we be tightening? mayn't you be tightening? mayn't they be tightening?  | 
Perfect | Perfect en V-ing | 
| mayn't I have tightened? mayn't you have tightened? mayn't he have tightened? mayn't we have tightened? mayn't you have tightened? mayn't they have tightened?  | mayn't I have been tightening? mayn't you have been tightening? mayn't he have been tightening? mayn't we have been tightening? mayn't you have been tightening? mayn't they have been tightening?  |