something nervous or something tied up (see Molina)
IPAspelling:
tɬɑlwɑːmikki
Alonso de Molina:
tlalhuamicqui. cosa neruiosa, o cosa reatada. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 123v. col. 2. Thanks to Joe Campbell for providing the transcription.