Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I should contend contend you should contend contend he should contend contend we should contend contend you should contend contend they should contend contend
V-ing form
I should be contend contending you should be contend contending he should be contend contending we should be contend contending you should be contend contending they should be contend contending
Perfect
I should have contend contended you should have contend contended he should have contend contended we should have contend contended you should have contend contended they should have contend contended
V-ing perfect
I should have been contend contending you should have been contend contending he should have been contend contending we should have been contend contending you should have been contend contending they should have been contend contending
Negation
Simple form
I should not contend contend you should not contend contend he should not contend contend we should not contend contend you should not contend contend they should not contend contend
V-ing form
I should not be contend contending you should not be contend contending he should not be contend contending we should not be contend contending you should not be contend contending they should not be contend contending
Perfect
I should not have contend contended you should not have contend contended he should not have contend contended we should not have contend contended you should not have contend contended they should not have contend contended
V-ing perfect
I should not have been contend contending you should not have been contend contending he should not have been contend contending we should not have been contend contending you should not have been contend contending they should not have been contend contending
Interrogative form
Simple form
should I contend contend? should you contend contend? should he contend contend? should we contend contend? should you contend contend? should they contend contend?
V-ing form
should I be contend contending? should you be contend contending? should he be contend contending? should we be contend contending? should you be contend contending? should they be contend contending?
Perfect
should I have contend contended? should you have contend contended? should he have contend contended? should we have contend contended? should you have contend contended? should they have contend contended?
V-ing perfect
should I have been contend contending? should you have been contend contending? should he have been contend contending? should we have been contend contending? should you have been contend contending? should they have been contend contending?
Interro-negative form
Simple form
should I not contend contend? should you not contend contend? should he not contend contend? should we not contend contend? should you not contend contend? should they not contend contend?
V-ing form
should I not be contend contending? should you not be contend contending? should he not be contend contending? should we not be contend contending? should you not be contend contending? should they not be contend contending?
Perfect
should I not have contend contended? should you not have contend contended? should he not have contend contended? should we not have contend contended? should you not have contend contended? should they not have contend contended?
V-ing perfect
should I not have been contend contending? should you not have been contend contending? should he not have been contend contending? should we not have been contend contending? should you not have been contend contending? should they not have been contend contending?