Lexical non-manuals besides mouth gestures can be movements of body, head, eyebrows, eyes, and eyegaze. To exemplify, luck and maybe have the same manual features, yet maybe has raised eyebrows in its phonological specification while luck doesnโt.
luck
maybe
(adapted and r.f. from Dikyuva et al., 2015: 116)
As for body movement, the sign konya, a city name, has no manual movement but only repetitive headshake. Contrasting in movement feature, self has only manual movement.
konya
self
(adapted and r.f. from Makaroฤlu, Bekar, & Arฤฑk, 2014: 224)