{"era":"current","word":"berg","meaning":"mass of floating ice; hill or mountain","children":[{"era":"1800s","word":"berg","meaning":"mountain; short form of iceberg","children":[{"era":"1000s–1200s","word":"berg / bjarg","meaning":"mountain, cliff","children":[{"era":"pre-500 CE","word":"*bergaz","meaning":"mountain, height","children":[{"era":"pre-3000 BCE","word":"*bhergh-","meaning":"high, mountain","children":[],"language":"Proto-Indo-European"}],"language":"Proto-Germanic"}],"language":"Middle Low German / Old Norse"}],"language":"Early Modern English (via Afrikaans/Dutch)"}],"language":"Modern English"}