ileku = window (noun) (some things Google found for "ileku": an uncommon to unusual term; user names; similar Oleku is the title of an apparently popular Afrobeat song by Nigerian rapper Ice Prince; Ileku (or Eleku) is the name of a stream in the Democratic Republic of the Congo)
Word derivation for "window" :
Basque = leiho, Finnish = ikkuna
Miresua = ileku
My previous Miresua word for window was naihe, which was, in my opinion, a peculiar alphabetic scramble.
I checked, the word window does appear in Alice's Adventures in Wonderland.