Regular verb: diphthongize - diphthongized - diphthongized
Simple form | V-ing form |
I could diphthongize you could diphthongize he could diphthongize we could diphthongize you could diphthongize they could diphthongize | I could be diphthongizing you could be diphthongizing he could be diphthongizing we could be diphthongizing you could be diphthongizing they could be diphthongizing |
Perfect | V-ing perfect |
I could have diphthongized you could have diphthongized he could have diphthongized we could have diphthongized you could have diphthongized they could have diphthongized | I could have been diphthongizing you could have been diphthongizing he could have been diphthongizing we could have been diphthongizing you could have been diphthongizing they could have been diphthongizing |
Simple form | V-ing form |
I couldn't diphthongize you couldn't diphthongize he couldn't diphthongize we couldn't diphthongize you couldn't diphthongize they couldn't diphthongize | I couldn't be diphthongizing you couldn't be diphthongizing he couldn't be diphthongizing we couldn't be diphthongizing you couldn't be diphthongizing they couldn't be diphthongizing |
Perfect | V-ing perfect |
I couldn't have diphthongized you couldn't have diphthongized he couldn't have diphthongized we couldn't have diphthongized you couldn't have diphthongized they couldn't have diphthongized | I couldn't have been diphthongizing you couldn't have been diphthongizing he couldn't have been diphthongizing we couldn't have been diphthongizing you couldn't have been diphthongizing they couldn't have been diphthongizing |
Simple form | V-ing form |
could I diphthongize? could you diphthongize? could he diphthongize? could we diphthongize? could you diphthongize? could they diphthongize? | could I be diphthongizing? could you be diphthongizing? could he be diphthongizing? could we be diphthongizing? could you be diphthongizing? could they be diphthongizing? |
Perfect | V-ing perfect |
could I have diphthongized? could you have diphthongized? could he have diphthongized? could we have diphthongized? could you have diphthongized? could they have diphthongized? | could I have been diphthongizing? could you have been diphthongizing? could he have been diphthongizing? could we have been diphthongizing? could you have been diphthongizing? could they have been diphthongizing? |
Simple form | V-ing form |
couldn't I diphthongize? couldn't you diphthongize? couldn't he diphthongize? couldn't we diphthongize? couldn't you diphthongize? couldn't they diphthongize? | couldn't I be diphthongizing? couldn't you be diphthongizing? couldn't he be diphthongizing? couldn't we be diphthongizing? couldn't you be diphthongizing? couldn't they be diphthongizing? |
Perfect | V-ing perfect |
couldn't I have diphthongized? couldn't you have diphthongized? couldn't he have diphthongized? couldn't we have diphthongized? couldn't you have diphthongized? couldn't they have diphthongized? | couldn't I have been diphthongizing? couldn't you have been diphthongizing? couldn't he have been diphthongizing? couldn't we have been diphthongizing? couldn't you have been diphthongizing? couldn't they have been diphthongizing? |