can metathesise
Regular verb: metathesise - metathesised- metathesised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can metathesise
you can metathesise
he can metathesise
we can metathesise
you can metathesise
they can metathesise 	I can be metathesising
you can be metathesising
he can be metathesising
we can be metathesising
you can be metathesising
they can be metathesising	I can have metathesised
you can have metathesised
he can have metathesised
we can have metathesised
you can have metathesised
they can have metathesised	I can have been metathesising
you can have been metathesising
he can have been metathesising
we can have been metathesising
you can have been metathesising
they can have been metathesising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot metathesise
you cannot metathesise
he cannot metathesise
we cannot metathesise
you cannot metathesise
they cannot metathesise 	I cannot be metathesising
you cannot be metathesising
he cannot be metathesising
we cannot be metathesising
you cannot be metathesising
they cannot be metathesising	I cannot have metathesised
you cannot have metathesised
he cannot have metathesised
we cannot have metathesised
you cannot have metathesised
they cannot have metathesised	I cannot have been metathesising
you cannot have been metathesising
he cannot have been metathesising
we cannot have been metathesising
you cannot have been metathesising
they cannot have been metathesising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I metathesise?
can you metathesise?
can he metathesise?
can we metathesise?
can you metathesise?
can they metathesise? 	can I be metathesising?
can you be metathesising?
can he be metathesising?
can we be metathesising?
can you be metathesising?
can they be metathesising? 	can I have metathesised?
can you have metathesised?
can he have metathesised?
can we have metathesised?
can you have metathesised?
can they have metathesised? 	can I have been metathesising?
can you have been metathesising?
can he have been metathesising?
can we have been metathesising?
can you have been metathesising?
can they have been metathesising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not metathesise?
can you not metathesise?
can he not metathesise?
can we not metathesise?
can you not metathesise?
can they not metathesise? 	can I not be metathesising?
can you not be metathesising?
can he not be metathesising?
can we not be metathesising?
can you not be metathesising?
can they not be metathesising? 	can I not have metathesised?
can you not have metathesised?
can he not have metathesised?
can we not have metathesised?
can you not have metathesised?
can they not have metathesised? 	can I not have been metathesising?
can you not have been metathesising?
can he not have been metathesising?
can we not have been metathesising?
can you not have been metathesising?
can they not have been metathesising?