Clamouring

Making loud, persistent demands or protests; shouting noisily and insistently. The British spelling of the present participle form of clamor.

From Old French 'clamour', from Latin 'clamor' meaning 'a shout, loud call'. The root 'clamare' means 'to cry out, shout'. The '-ing' suffix creates the continuous form, emphasizing ongoing noisy demand or protest.