Cuidado, este verbo pode não existir, a conjugação é dada como exemplo.
Afirmação
Forma simple
I must unwash you must unwash he must unwash we must unwash you must unwash they must unwash
Forma com V-ing
I must be unwashing you must be unwashing he must be unwashing we must be unwashing you must be unwashing they must be unwashing
Perfeito
I must have unwashed you must have unwashed he must have unwashed we must have unwashed you must have unwashed they must have unwashed
Perfeito com V-ing
I must have been unwashing you must have been unwashing he must have been unwashing we must have been unwashing you must have been unwashing they must have been unwashing
Negação
Forma simple
I mustn't unwash you mustn't unwash he mustn't unwash we mustn't unwash you mustn't unwash they mustn't unwash
Forma com V-ing
I mustn't be unwashing you mustn't be unwashing he mustn't be unwashing we mustn't be unwashing you mustn't be unwashing they mustn't be unwashing
Perfeito
I mustn't have unwashed you mustn't have unwashed he mustn't have unwashed we mustn't have unwashed you mustn't have unwashed they mustn't have unwashed
Perfeito com V-ing
I mustn't have been unwashing you mustn't have been unwashing he mustn't have been unwashing we mustn't have been unwashing you mustn't have been unwashing they mustn't have been unwashing
Forma interrogativa
Forma simple
must I unwash? must you unwash? must he unwash? must we unwash? must you unwash? must they unwash?
Forma com V-ing
must I be unwashing? must you be unwashing? must he be unwashing? must we be unwashing? must you be unwashing? must they be unwashing?
Perfeito
must I have unwashed? must you have unwashed? must he have unwashed? must we have unwashed? must you have unwashed? must they have unwashed?
Perfeito com V-ing
must I have been unwashing? must you have been unwashing? must he have been unwashing? must we have been unwashing? must you have been unwashing? must they have been unwashing?
Forma interro-Negação
Forma simple
mustn't I unwash? mustn't you unwash? mustn't he unwash? mustn't we unwash? mustn't you unwash? mustn't they unwash?
Forma com V-ing
mustn't I be unwashing? mustn't you be unwashing? mustn't he be unwashing? mustn't we be unwashing? mustn't you be unwashing? mustn't they be unwashing?
Perfeito
mustn't I have unwashed? mustn't you have unwashed? mustn't he have unwashed? mustn't we have unwashed? mustn't you have unwashed? mustn't they have unwashed?
Perfeito com V-ing
mustn't I have been unwashing? mustn't you have been unwashing? mustn't he have been unwashing? mustn't we have been unwashing? mustn't you have been unwashing? mustn't they have been unwashing?