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