Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could architecture you could architecture he could architecture we could architecture you could architecture they could architecture
V-ing form
I could be architecturing you could be architecturing he could be architecturing we could be architecturing you could be architecturing they could be architecturing
Perfect
I could have architectured you could have architectured he could have architectured we could have architectured you could have architectured they could have architectured
V-ing perfect
I could have been architecturing you could have been architecturing he could have been architecturing we could have been architecturing you could have been architecturing they could have been architecturing
Negation
Simple form
I couldn't architecture you couldn't architecture he couldn't architecture we couldn't architecture you couldn't architecture they couldn't architecture
V-ing form
I couldn't be architecturing you couldn't be architecturing he couldn't be architecturing we couldn't be architecturing you couldn't be architecturing they couldn't be architecturing
Perfect
I couldn't have architectured you couldn't have architectured he couldn't have architectured we couldn't have architectured you couldn't have architectured they couldn't have architectured
V-ing perfect
I couldn't have been architecturing you couldn't have been architecturing he couldn't have been architecturing we couldn't have been architecturing you couldn't have been architecturing they couldn't have been architecturing
Interrogative form
Simple form
could I architecture? could you architecture? could he architecture? could we architecture? could you architecture? could they architecture?
V-ing form
could I be architecturing? could you be architecturing? could he be architecturing? could we be architecturing? could you be architecturing? could they be architecturing?
Perfect
could I have architectured? could you have architectured? could he have architectured? could we have architectured? could you have architectured? could they have architectured?
V-ing perfect
could I have been architecturing? could you have been architecturing? could he have been architecturing? could we have been architecturing? could you have been architecturing? could they have been architecturing?
Interro-negative form
Simple form
couldn't I architecture? couldn't you architecture? couldn't he architecture? couldn't we architecture? couldn't you architecture? couldn't they architecture?
V-ing form
couldn't I be architecturing? couldn't you be architecturing? couldn't he be architecturing? couldn't we be architecturing? couldn't you be architecturing? couldn't they be architecturing?
Perfect
couldn't I have architectured? couldn't you have architectured? couldn't he have architectured? couldn't we have architectured? couldn't you have architectured? couldn't they have architectured?
V-ing perfect
couldn't I have been architecturing? couldn't you have been architecturing? couldn't he have been architecturing? couldn't we have been architecturing? couldn't you have been architecturing? couldn't they have been architecturing?