Let's expand our Lithuanian vocabulary.
Lithuanian for no and not is ne.
You don’t have the word doesn’t in Lithuanian like you do in English. You always use the word ne in phrases where somebody doesn’t do something. Moreover, in Lithuanian, you say the word ne in front of the verb instead of after the verb, and you also join it with the verb. So you actually say he notspeaks in order to say he doesn’t speak.
Try to apply this: