could fluoresce fluoresce
Regular verb: fluoresce fluoresce - fluoresce fluoresced- fluoresce fluoresced

, this verb may not exist. Conjugation is given as example.

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could fluoresce fluoresce
you could fluoresce fluoresce
he could fluoresce fluoresce
we could fluoresce fluoresce
you could fluoresce fluoresce
they could fluoresce fluoresce 	I could be fluoresce fluorescing
you could be fluoresce fluorescing
he could be fluoresce fluorescing
we could be fluoresce fluorescing
you could be fluoresce fluorescing
they could be fluoresce fluorescing	I could have fluoresce fluoresced
you could have fluoresce fluoresced
he could have fluoresce fluoresced
we could have fluoresce fluoresced
you could have fluoresce fluoresced
they could have fluoresce fluoresced	I could have been fluoresce fluorescing
you could have been fluoresce fluorescing
he could have been fluoresce fluorescing
we could have been fluoresce fluorescing
you could have been fluoresce fluorescing
they could have been fluoresce fluorescing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't fluoresce fluoresce
you couldn't fluoresce fluoresce
he couldn't fluoresce fluoresce
we couldn't fluoresce fluoresce
you couldn't fluoresce fluoresce
they couldn't fluoresce fluoresce 	I couldn't be fluoresce fluorescing
you couldn't be fluoresce fluorescing
he couldn't be fluoresce fluorescing
we couldn't be fluoresce fluorescing
you couldn't be fluoresce fluorescing
they couldn't be fluoresce fluorescing	I couldn't have fluoresce fluoresced
you couldn't have fluoresce fluoresced
he couldn't have fluoresce fluoresced
we couldn't have fluoresce fluoresced
you couldn't have fluoresce fluoresced
they couldn't have fluoresce fluoresced	I couldn't have been fluoresce fluorescing
you couldn't have been fluoresce fluorescing
he couldn't have been fluoresce fluorescing
we couldn't have been fluoresce fluorescing
you couldn't have been fluoresce fluorescing
they couldn't have been fluoresce fluorescing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I fluoresce fluoresce?
could you fluoresce fluoresce?
could he fluoresce fluoresce?
could we fluoresce fluoresce?
could you fluoresce fluoresce?
could they fluoresce fluoresce? 	could I be fluoresce fluorescing?
could you be fluoresce fluorescing?
could he be fluoresce fluorescing?
could we be fluoresce fluorescing?
could you be fluoresce fluorescing?
could they be fluoresce fluorescing? 	could I have fluoresce fluoresced?
could you have fluoresce fluoresced?
could he have fluoresce fluoresced?
could we have fluoresce fluoresced?
could you have fluoresce fluoresced?
could they have fluoresce fluoresced? 	could I have been fluoresce fluorescing?
could you have been fluoresce fluorescing?
could he have been fluoresce fluorescing?
could we have been fluoresce fluorescing?
could you have been fluoresce fluorescing?
could they have been fluoresce fluorescing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I fluoresce fluoresce?
couldn't you fluoresce fluoresce?
couldn't he fluoresce fluoresce?
couldn't we fluoresce fluoresce?
couldn't you fluoresce fluoresce?
couldn't they fluoresce fluoresce? 	couldn't I be fluoresce fluorescing?
couldn't you be fluoresce fluorescing?
couldn't he be fluoresce fluorescing?
couldn't we be fluoresce fluorescing?
couldn't you be fluoresce fluorescing?
couldn't they be fluoresce fluorescing? 	couldn't I have fluoresce fluoresced?
couldn't you have fluoresce fluoresced?
couldn't he have fluoresce fluoresced?
couldn't we have fluoresce fluoresced?
couldn't you have fluoresce fluoresced?
couldn't they have fluoresce fluoresced? 	couldn't I have been fluoresce fluorescing?
couldn't you have been fluoresce fluorescing?
couldn't he have been fluoresce fluorescing?
couldn't we have been fluoresce fluorescing?
couldn't you have been fluoresce fluorescing?
couldn't they have been fluoresce fluorescing?