Translation of "occasionally" into Basque

I kept those conversations balanced precariously on the boundary between politeness and generosity. I even pretended not to notice him at times, I admit.

Edukazioaren eta eskuzabaltasunaren mugan kolokan eusten nien elkarrizketei. Inoiz ez ikusiarena ere egin nion, aitortzen dut.

For fifteen years, Pilar would occasionally give Aitor photos, letters, documents, postcards, obituaries, books, and magazine clippings.

Hamabost urtez, noizean behin, argazkiak, gutunak, dokumentuak, postalak, hil berrien oharrak, liburuak, aldizkarietako ebakinak ematen zizkion Pilarrek Aitorri.