Mouth gestures are actions performed by tongue, cheeks, and lips. For example, the cheeks are puffed in the sign have_dıffıculty, lips are pursed with airflow in paper and wınd, and the tongue is protruded in dead:
have_dıffıculty
(adapted and r.f. from Dikyuva et al. 2015: 118)
paper
(adapted and r.f. from Dikyuva et al. 2015: 117)
dead
(adapted and r.f. from Dikyuva et al. 2015: 118)
As very exceptional cases, proper nouns can be composed of solely non-manuals. alsancak, a district in Ä°zmir, is signed by a movement of lips to the ipsilateral side.
alsancak
(adapted and r.f. from Dikyuva et al. 2015: 122)