writhe    kugaragurika, gusāmba
En-En dictionary 
gusāmba (-sāmvye)     v    1. to be in agony, to writhe, 2. to have spasms, 3. to declare one's case at a trial
kugaragurika (-garaguritse)     v    1. to writhe, 2. toss about on ground, 3. change opinion often