could triffle triffle
Verbo regular: triffle triffle - triffle triffled- triffle triffled

, este verbo pode não existir, a conjugação é dada como exemplo.

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could triffle triffle
you could triffle triffle
she could triffle triffle
we could triffle triffle
you could triffle triffle
they could triffle triffle 	I could be triffle triffling
you could be triffle triffling
she could be triffle triffling
we could be triffle triffling
you could be triffle triffling
they could be triffle triffling	I could have triffle triffled
you could have triffle triffled
she could have triffle triffled
we could have triffle triffled
you could have triffle triffled
they could have triffle triffled	I could have been triffle triffling
you could have been triffle triffling
she could have been triffle triffling
we could have been triffle triffling
you could have been triffle triffling
they could have been triffle triffling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't triffle triffle
you couldn't triffle triffle
she couldn't triffle triffle
we couldn't triffle triffle
you couldn't triffle triffle
they couldn't triffle triffle 	I couldn't be triffle triffling
you couldn't be triffle triffling
she couldn't be triffle triffling
we couldn't be triffle triffling
you couldn't be triffle triffling
they couldn't be triffle triffling	I couldn't have triffle triffled
you couldn't have triffle triffled
she couldn't have triffle triffled
we couldn't have triffle triffled
you couldn't have triffle triffled
they couldn't have triffle triffled	I couldn't have been triffle triffling
you couldn't have been triffle triffling
she couldn't have been triffle triffling
we couldn't have been triffle triffling
you couldn't have been triffle triffling
they couldn't have been triffle triffling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I triffle triffle?
could you triffle triffle?
could she triffle triffle?
could we triffle triffle?
could you triffle triffle?
could they triffle triffle? 	could I be triffle triffling?
could you be triffle triffling?
could she be triffle triffling?
could we be triffle triffling?
could you be triffle triffling?
could they be triffle triffling? 	could I have triffle triffled?
could you have triffle triffled?
could she have triffle triffled?
could we have triffle triffled?
could you have triffle triffled?
could they have triffle triffled? 	could I have been triffle triffling?
could you have been triffle triffling?
could she have been triffle triffling?
could we have been triffle triffling?
could you have been triffle triffling?
could they have been triffle triffling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I triffle triffle?
couldn't you triffle triffle?
couldn't she triffle triffle?
couldn't we triffle triffle?
couldn't you triffle triffle?
couldn't they triffle triffle? 	couldn't I be triffle triffling?
couldn't you be triffle triffling?
couldn't she be triffle triffling?
couldn't we be triffle triffling?
couldn't you be triffle triffling?
couldn't they be triffle triffling? 	couldn't I have triffle triffled?
couldn't you have triffle triffled?
couldn't she have triffle triffled?
couldn't we have triffle triffled?
couldn't you have triffle triffled?
couldn't they have triffle triffled? 	couldn't I have been triffle triffling?
couldn't you have been triffle triffling?
couldn't she have been triffle triffling?
couldn't we have been triffle triffling?
couldn't you have been triffle triffling?
couldn't they have been triffle triffling?