Examples of consonant gradation in verbs of verb type 4
For the theory on consonant gradation: look
For the theory on verb types: look .
Recap of the examples
As you can see above, verb type four has consonant gradation. The
infinitive is weak, while all the other forms are strong.
When you negate a verb, you always take the minä-form and remove the -n. Therefore the negative forms are strong as well here, because minä gives you a strong form.