English verb conjugation
COULD WHIFFLE WHIFFLE

Regular verb: whiffle whiffle - whiffle whiffled - whiffle whiffled

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

Affirmation

Simple form	V-ing form
I could whiffle whiffle you could whiffle whiffle she could whiffle whiffle we could whiffle whiffle you could whiffle whiffle they could whiffle whiffle	I could be whiffle whiffling you could be whiffle whiffling she could be whiffle whiffling we could be whiffle whiffling you could be whiffle whiffling they could be whiffle whiffling
Perfect	V-ing perfect
I could have whiffle whiffled you could have whiffle whiffled she could have whiffle whiffled we could have whiffle whiffled you could have whiffle whiffled they could have whiffle whiffled	I could have been whiffle whiffling you could have been whiffle whiffling she could have been whiffle whiffling we could have been whiffle whiffling you could have been whiffle whiffling they could have been whiffle whiffling

Negation

Simple form	V-ing form
I couldn't whiffle whiffle you couldn't whiffle whiffle she couldn't whiffle whiffle we couldn't whiffle whiffle you couldn't whiffle whiffle they couldn't whiffle whiffle	I couldn't be whiffle whiffling you couldn't be whiffle whiffling she couldn't be whiffle whiffling we couldn't be whiffle whiffling you couldn't be whiffle whiffling they couldn't be whiffle whiffling
Perfect	V-ing perfect
I couldn't have whiffle whiffled you couldn't have whiffle whiffled she couldn't have whiffle whiffled we couldn't have whiffle whiffled you couldn't have whiffle whiffled they couldn't have whiffle whiffled	I couldn't have been whiffle whiffling you couldn't have been whiffle whiffling she couldn't have been whiffle whiffling we couldn't have been whiffle whiffling you couldn't have been whiffle whiffling they couldn't have been whiffle whiffling

Interrogative form

Simple form	V-ing form
could I whiffle whiffle? could you whiffle whiffle? could she whiffle whiffle? could we whiffle whiffle? could you whiffle whiffle? could they whiffle whiffle?	could I be whiffle whiffling? could you be whiffle whiffling? could she be whiffle whiffling? could we be whiffle whiffling? could you be whiffle whiffling? could they be whiffle whiffling?
Perfect	V-ing perfect
could I have whiffle whiffled? could you have whiffle whiffled? could she have whiffle whiffled? could we have whiffle whiffled? could you have whiffle whiffled? could they have whiffle whiffled?	could I have been whiffle whiffling? could you have been whiffle whiffling? could she have been whiffle whiffling? could we have been whiffle whiffling? could you have been whiffle whiffling? could they have been whiffle whiffling?

Interro-negative form

Simple form	V-ing form
couldn't I whiffle whiffle? couldn't you whiffle whiffle? couldn't she whiffle whiffle? couldn't we whiffle whiffle? couldn't you whiffle whiffle? couldn't they whiffle whiffle?	couldn't I be whiffle whiffling? couldn't you be whiffle whiffling? couldn't she be whiffle whiffling? couldn't we be whiffle whiffling? couldn't you be whiffle whiffling? couldn't they be whiffle whiffling?
Perfect	V-ing perfect
couldn't I have whiffle whiffled? couldn't you have whiffle whiffled? couldn't she have whiffle whiffled? couldn't we have whiffle whiffled? couldn't you have whiffle whiffled? couldn't they have whiffle whiffled?	couldn't I have been whiffle whiffling? couldn't you have been whiffle whiffling? couldn't she have been whiffle whiffling? couldn't we have been whiffle whiffling? couldn't you have been whiffle whiffling? couldn't they have been whiffle whiffling?