{"era":"current","word":"ultimatum","meaning":"final non-negotiable demand","children":[{"era":"1700s","word":"ultimatum","meaning":"the final point; last terms offered","children":[{"era":"classical","word":"ultimatus","meaning":"come to an end, past participle of ultimare","children":[{"era":"classical","word":"ultimus","meaning":"last, farthest, final","children":[{"era":"prehistoric","word":"*al-","meaning":"beyond, other side","children":[],"language":"Proto-Indo-European"}],"language":"Latin"}],"language":"Latin"}],"language":"Modern Latin (diplomatic)"}],"language":"Modern English"}