The negative present of an active verb is formed by prefixing this verb to the root, which is always closed by the aspiration.

Root tuo, to bring.

Sing.Plur.
en tuo, I do not bringemme tuo, we do not bring
et tuo, thou dost not bringette tuo, ye do not bring
ei tuo, he does not bringeivät tuo, they do not bring

But the root repi makes—

Sing.Plur.
en reviemme revi
et reviette revi
ei revieivät revi

the root being closed by the aspiration, and consequently becoming revi by rule [35].

The negative imperfect is formed by prefixing the verb en, etc., to the nominative of participle II active. The participle takes the plur. inflexions in the plur.

Sing.Plur.
1.en tuonutemme tuoneet
2.et tuonutette tuoneet
3.ei tuonuteivät tuoneet

Or from the root repi