tiritar angolul

shiver [shivered, shivering, shivers]▼(to tremble or shake)
verb
[UK: ˈʃɪ.və(r)] [US: ˈʃɪ.vər]

shudder [shuddered, shuddering, shudders]▼(to shake nervously, as if from fear)
verb
[UK: ˈʃʌ.də(r)] [US: ˈʃʌ.dər]