Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I may turn up. untwist you may turn up. untwist he may turn up. untwist we may turn up. untwist you may turn up. untwist they may turn up. untwist
V-ing form
I may be turn up. untwisting you may be turn up. untwisting he may be turn up. untwisting we may be turn up. untwisting you may be turn up. untwisting they may be turn up. untwisting
Perfect
I may have turn up. untwisted you may have turn up. untwisted he may have turn up. untwisted we may have turn up. untwisted you may have turn up. untwisted they may have turn up. untwisted
V-ing perfect
I may have been turn up. untwisting you may have been turn up. untwisting he may have been turn up. untwisting we may have been turn up. untwisting you may have been turn up. untwisting they may have been turn up. untwisting
Negation
Simple form
I mayn't turn up. untwist you mayn't turn up. untwist he mayn't turn up. untwist we mayn't turn up. untwist you mayn't turn up. untwist they mayn't turn up. untwist
V-ing form
I mayn't be turn up. untwisting you mayn't be turn up. untwisting he mayn't be turn up. untwisting we mayn't be turn up. untwisting you mayn't be turn up. untwisting they mayn't be turn up. untwisting
Perfect
I mayn't have turn up. untwisted you mayn't have turn up. untwisted he mayn't have turn up. untwisted we mayn't have turn up. untwisted you mayn't have turn up. untwisted they mayn't have turn up. untwisted
V-ing perfect
I mayn't have been turn up. untwisting you mayn't have been turn up. untwisting he mayn't have been turn up. untwisting we mayn't have been turn up. untwisting you mayn't have been turn up. untwisting they mayn't have been turn up. untwisting
Interrogative form
Simple form
may I turn up. untwist? may you turn up. untwist? may he turn up. untwist? may we turn up. untwist? may you turn up. untwist? may they turn up. untwist?
V-ing form
may I be turn up. untwisting? may you be turn up. untwisting? may he be turn up. untwisting? may we be turn up. untwisting? may you be turn up. untwisting? may they be turn up. untwisting?
Perfect
may I have turn up. untwisted? may you have turn up. untwisted? may he have turn up. untwisted? may we have turn up. untwisted? may you have turn up. untwisted? may they have turn up. untwisted?
V-ing perfect
may I have been turn up. untwisting? may you have been turn up. untwisting? may he have been turn up. untwisting? may we have been turn up. untwisting? may you have been turn up. untwisting? may they have been turn up. untwisting?
Interro-negative form
Simple form
mayn't I turn up. untwist? mayn't you turn up. untwist? mayn't he turn up. untwist? mayn't we turn up. untwist? mayn't you turn up. untwist? mayn't they turn up. untwist?
V-ing form
mayn't I be turn up. untwisting? mayn't you be turn up. untwisting? mayn't he be turn up. untwisting? mayn't we be turn up. untwisting? mayn't you be turn up. untwisting? mayn't they be turn up. untwisting?
Perfect
mayn't I have turn up. untwisted? mayn't you have turn up. untwisted? mayn't he have turn up. untwisted? mayn't we have turn up. untwisted? mayn't you have turn up. untwisted? mayn't they have turn up. untwisted?
V-ing perfect
mayn't I have been turn up. untwisting? mayn't you have been turn up. untwisting? mayn't he have been turn up. untwisting? mayn't we have been turn up. untwisting? mayn't you have been turn up. untwisting? mayn't they have been turn up. untwisting?