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