Movements that express emotional or physical states

стучђть/застучђть [Pf-begin]: у Ng зџбыn стучђт;
лїзгать/залїзгать [Pf-begin]: у Ng зџбыn лїзгают;
стучђть/застучђть [Pf-begin]: Nn стучќт зубђмиi;
лїзгать/залїзгать [Pf-begin]: Nn лїзгает зубђмиi
N's teeth are chattering
NB The above expressions are often used to describe a person who is cold, feverish, or frightened.
Больнћй вљсь горљл, глазђ егћ лихорђдочно блестљли, а зџбы стучђли (or лїзгали). The patient was burning up, his eyes shined feverishly, and his teeth were chattering.
У негћ зџбы стучђли от стрђха. His teeth chattered from fright.
скрипљть/заскрипљть [Pf-begin] зубђмиi (от бћлиg) to grind one's teeth (in pain)
скрежетђть/заскрежетђть [Pf-begin] зубђмиi Bookish to gnash one's teeth
сжимђть/сжђть зџбыa;
стќскивать/стќснуть зџбыa
to clench one's teeth, to grit one's teeth
Ї стќснул зџбы, чтобы не закричђть от бћли. I clenched my teeth to keep from screaming from the pain.
NB The above two expressions (with сжђть and стќснуть) are used in situations when one tries not to cry out from pain or tries to conceal one's anger.