eu > en 
du ad. (gehienetan, izenondo, izen edo aditzondo bati loturik, aditz elkartua osatuz) to consider; to think of, to find
ez zuten lehenbizikoa bezain handitzat etsi: they did not consider it to be as big as the first one
hobetsi: to prefer, to like better, to favour
gaitzetsi: to condemn, to disapprove, to reject
1 du ad. to despair, to lose hope; to give in; to resign (oneself to sth)
ez etsi!: don't despair!
etsita zegoen: he had lost hope
2 du ad. to get used to
nik ez nuke etsiko: I couldn't get used to it
etsi, ets, esten