Falter in spanish
Desfallecer
pronunciation: desfɑjeθeɹ̩ part of speech: verb, noun
pronunciation: desfɑjeθeɹ̩ part of speech: verb, noun
In gestures
falter = flaquear, titubear, fallar, vacilar.
Example: The project faltered because the data became increasingly difficult to input and manipulate.