thickness, stickiness, firmness (see Molina)
tetzauacayotl. espessura tal, o bauaza, o limaza. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 111r. col. 1. Thanks to Joe Campbell for providing the transcription.