{"era":"current","word":"stealth","meaning":"secret or furtive movement or behavior","children":[{"era":"1200s-1400s","word":"Middle English stealth","meaning":"secret movement; stealth","children":[{"era":"pre-1100","word":"Old English stælþ","meaning":"theft; stealth","children":[{"era":"pre-1100","word":"Proto-Germanic *stalþiz","meaning":"theft; stealth","children":[{"era":"pre-4000 BCE","word":"Proto-Indo-European *stel-","meaning":"to steal, rob","children":[],"language":"Proto-Indo-European"}],"language":"Proto-Germanic"}],"language":"Old English"}],"language":"Middle English"}],"language":"Modern English"}