could fecundate
Regular verb: fecundate - fecundated- fecundated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could fecundate
you could fecundate
he could fecundate
we could fecundate
you could fecundate
they could fecundate 	I could be fecundating
you could be fecundating
he could be fecundating
we could be fecundating
you could be fecundating
they could be fecundating	I could have fecundated
you could have fecundated
he could have fecundated
we could have fecundated
you could have fecundated
they could have fecundated	I could have been fecundating
you could have been fecundating
he could have been fecundating
we could have been fecundating
you could have been fecundating
they could have been fecundating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't fecundate
you couldn't fecundate
he couldn't fecundate
we couldn't fecundate
you couldn't fecundate
they couldn't fecundate 	I couldn't be fecundating
you couldn't be fecundating
he couldn't be fecundating
we couldn't be fecundating
you couldn't be fecundating
they couldn't be fecundating	I couldn't have fecundated
you couldn't have fecundated
he couldn't have fecundated
we couldn't have fecundated
you couldn't have fecundated
they couldn't have fecundated	I couldn't have been fecundating
you couldn't have been fecundating
he couldn't have been fecundating
we couldn't have been fecundating
you couldn't have been fecundating
they couldn't have been fecundating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I fecundate?
could you fecundate?
could he fecundate?
could we fecundate?
could you fecundate?
could they fecundate? 	could I be fecundating?
could you be fecundating?
could he be fecundating?
could we be fecundating?
could you be fecundating?
could they be fecundating? 	could I have fecundated?
could you have fecundated?
could he have fecundated?
could we have fecundated?
could you have fecundated?
could they have fecundated? 	could I have been fecundating?
could you have been fecundating?
could he have been fecundating?
could we have been fecundating?
could you have been fecundating?
could they have been fecundating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I fecundate?
couldn't you fecundate?
couldn't he fecundate?
couldn't we fecundate?
couldn't you fecundate?
couldn't they fecundate? 	couldn't I be fecundating?
couldn't you be fecundating?
couldn't he be fecundating?
couldn't we be fecundating?
couldn't you be fecundating?
couldn't they be fecundating? 	couldn't I have fecundated?
couldn't you have fecundated?
couldn't he have fecundated?
couldn't we have fecundated?
couldn't you have fecundated?
couldn't they have fecundated? 	couldn't I have been fecundating?
couldn't you have been fecundating?
couldn't he have been fecundating?
couldn't we have been fecundating?
couldn't you have been fecundating?
couldn't they have been fecundating?