Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I may think think you may think think she may think think we may think think you may think think they may think think
V-ing form
I may be think thinking you may be think thinking she may be think thinking we may be think thinking you may be think thinking they may be think thinking
Perfect
I may have think thinked you may have think thinked she may have think thinked we may have think thinked you may have think thinked they may have think thinked
V-ing perfect
I may have been think thinking you may have been think thinking she may have been think thinking we may have been think thinking you may have been think thinking they may have been think thinking
Negation
Simple form
I mayn't think think you mayn't think think she mayn't think think we mayn't think think you mayn't think think they mayn't think think
V-ing form
I mayn't be think thinking you mayn't be think thinking she mayn't be think thinking we mayn't be think thinking you mayn't be think thinking they mayn't be think thinking
Perfect
I mayn't have think thinked you mayn't have think thinked she mayn't have think thinked we mayn't have think thinked you mayn't have think thinked they mayn't have think thinked
V-ing perfect
I mayn't have been think thinking you mayn't have been think thinking she mayn't have been think thinking we mayn't have been think thinking you mayn't have been think thinking they mayn't have been think thinking
Interrogative form
Simple form
may I think think? may you think think? may she think think? may we think think? may you think think? may they think think?
V-ing form
may I be think thinking? may you be think thinking? may she be think thinking? may we be think thinking? may you be think thinking? may they be think thinking?
Perfect
may I have think thinked? may you have think thinked? may she have think thinked? may we have think thinked? may you have think thinked? may they have think thinked?
V-ing perfect
may I have been think thinking? may you have been think thinking? may she have been think thinking? may we have been think thinking? may you have been think thinking? may they have been think thinking?
Interro-negative form
Simple form
mayn't I think think? mayn't you think think? mayn't she think think? mayn't we think think? mayn't you think think? mayn't they think think?
V-ing form
mayn't I be think thinking? mayn't you be think thinking? mayn't she be think thinking? mayn't we be think thinking? mayn't you be think thinking? mayn't they be think thinking?
Perfect
mayn't I have think thinked? mayn't you have think thinked? mayn't she have think thinked? mayn't we have think thinked? mayn't you have think thinked? mayn't they have think thinked?
V-ing perfect
mayn't I have been think thinking? mayn't you have been think thinking? mayn't she have been think thinking? mayn't we have been think thinking? mayn't you have been think thinking? mayn't they have been think thinking?