to cover something with paper (see Molina)
ixamauia. nitla. (pret. onitlaixamaui.) empapelar algo. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 44v. col. 2. Thanks to Joe Campbell for providing the transcription.