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