without equal, a person who stands out, no one else can compare (see Molina)
Alonso de Molina:
atlecaci. no tener par, o no auer quien sele yguale. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 8v. col. 1. Thanks to Joe Campbell for providing the transcription.