the doubt held by those who cannot remember well (see Molina)
IPAspelling:
nejoːlpololistɬi
Alonso de Molina:
neyolpololiztli. duda de aquello que no se acuerda bien. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 66r. col. 2. Thanks to Joe Campbell for providing the transcription.