someone's vassal; the vassal of another person (see Molina)
See an image that represents temacehual in the Visual Lexicon of Aztec Hieroglyphs, ed. Stephanie Wood (Eugene, Ore.: Wired Humanities, 2020-present).
...tultzalan, acatzalan unmotlalico: ipampa in ça tetlalpan, onmotlalico, ca oaacoac, ca aoccan veli, temaceoal mochiuhque, tetlaiecultique in azcaputzalco. = They went to settle among the reeds [and] rushes, because they came to settle in the land of another. Entry was impossible; there was no vacant land. They became the vassals [and] subjects of those of Azcapotzalco.