in my young age; or, when I was a child (see Molina)
Alonso de Molina:
nopiltian. en mi tierna edad, o quando era niño
.Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 73v. col. 2. Thanks to Joe Campbell for providing the transcription.