English verb conjugation COULD SNIFFER

Regular verb: sniffer - sniffered - sniffered

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

Affirmation

Simple form

I could sniffer
you could sniffer
he could sniffer
we could sniffer
you could sniffer
they could sniffer

V-ing form

I could be sniffering
you could be sniffering
he could be sniffering
we could be sniffering
you could be sniffering
they could be sniffering

Perfect

I could have sniffered
you could have sniffered
he could have sniffered
we could have sniffered
you could have sniffered
they could have sniffered

V-ing perfect

I could have been sniffering
you could have been sniffering
he could have been sniffering
we could have been sniffering
you could have been sniffering
they could have been sniffering

Negation

Simple form

I couldn't sniffer
you couldn't sniffer
he couldn't sniffer
we couldn't sniffer
you couldn't sniffer
they couldn't sniffer

V-ing form

I couldn't be sniffering
you couldn't be sniffering
he couldn't be sniffering
we couldn't be sniffering
you couldn't be sniffering
they couldn't be sniffering

Perfect

I couldn't have sniffered
you couldn't have sniffered
he couldn't have sniffered
we couldn't have sniffered
you couldn't have sniffered
they couldn't have sniffered

V-ing perfect

I couldn't have been sniffering
you couldn't have been sniffering
he couldn't have been sniffering
we couldn't have been sniffering
you couldn't have been sniffering
they couldn't have been sniffering

Interrogative form

Simple form

could I sniffer?
could you sniffer?
could he sniffer?
could we sniffer?
could you sniffer?
could they sniffer?

V-ing form

could I be sniffering?
could you be sniffering?
could he be sniffering?
could we be sniffering?
could you be sniffering?
could they be sniffering?

Perfect

could I have sniffered?
could you have sniffered?
could he have sniffered?
could we have sniffered?
could you have sniffered?
could they have sniffered?

V-ing perfect

could I have been sniffering?
could you have been sniffering?
could he have been sniffering?
could we have been sniffering?
could you have been sniffering?
could they have been sniffering?

Interro-negative form

Simple form

couldn't I sniffer?
couldn't you sniffer?
couldn't he sniffer?
couldn't we sniffer?
couldn't you sniffer?
couldn't they sniffer?

V-ing form

couldn't I be sniffering?
couldn't you be sniffering?
couldn't he be sniffering?
couldn't we be sniffering?
couldn't you be sniffering?
couldn't they be sniffering?

Perfect

couldn't I have sniffered?
couldn't you have sniffered?
couldn't he have sniffered?
couldn't we have sniffered?
couldn't you have sniffered?
couldn't they have sniffered?

V-ing perfect

couldn't I have been sniffering?
couldn't you have been sniffering?
couldn't he have been sniffering?
couldn't we have been sniffering?
couldn't you have been sniffering?
couldn't they have been sniffering?

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