"רו" meaning in Yiddish

{
  "etymology_templates": [
    {
      "args": {
        "1": "yi",
        "2": "gmh",
        "3": "ruo"
      },
      "expansion": "Middle High German ruo",
      "name": "inh"
    },
    {
      "args": {
        "1": "gmh",
        "2": "ruowe"
      },
      "expansion": "ruowe",
      "name": "m"
    },
    {
      "args": {
        "1": "yi",
        "2": "goh",
        "3": "ruowa",
        "4": "",
        "5": "peace, quiet, rest"
      },
      "expansion": "Old High German ruowa (“peace, quiet, rest”)",
      "name": "inh"
    },
    {
      "args": {
        "1": "yi",
        "2": "gmw-pro",
        "3": "*rōu"
      },
      "expansion": "Proto-West Germanic *rōu",
      "name": "inh"
    },
    {
      "args": {
        "1": "yi",
        "2": "gem-pro",
        "3": "*rōwō",
        "4": "",
        "5": "calm, quiet, peace"
      },
      "expansion": "Proto-Germanic *rōwō (“calm, quiet, peace”)",
      "name": "inh"
    },
    {
      "args": {
        "1": "de",
        "2": "Ruhe"
      },
      "expansion": "German Ruhe",
      "name": "cog"
    }
  ],
  "etymology_text": "From Middle High German ruo, ruowe, from Old High German ruowa (“peace, quiet, rest”), from Proto-West Germanic *rōu, from Proto-Germanic *rōwō (“calm, quiet, peace”). Cognate with German Ruhe.",
  "forms": [
    {
      "form": "ru",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "yi",
        "2": "noun",
        "g": "f",
        "g2": "",
        "g3": "",
        "head": "",
        "sort": "",
        "tr": ""
      },
      "expansion": "רו • (ru) f",
      "name": "head"
    },
    {
      "args": {
        "g": "f"
      },
      "expansion": "רו • (ru) f",
      "name": "yi-noun"
    }
  ],
  "lang": "Yiddish",
  "lang_code": "yi",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Yiddish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "roman": "ruik",
          "word": "רויִק"
        }
      ],
      "glosses": [
        "rest (relief afforded by sleeping; tranquillity)"
      ],
      "id": "en-רו-yi-noun-I9Ejyt9k",
      "links": [
        [
          "rest",
          "rest"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ʁʊ/"
    }
  ],
  "word": "רו"
}

{
  "derived": [
    {
      "roman": "ruik",
      "word": "רויִק"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "yi",
        "2": "gmh",
        "3": "ruo"
      },
      "expansion": "Middle High German ruo",
      "name": "inh"
    },
    {
      "args": {
        "1": "gmh",
        "2": "ruowe"
      },
      "expansion": "ruowe",
      "name": "m"
    },
    {
      "args": {
        "1": "yi",
        "2": "goh",
        "3": "ruowa",
        "4": "",
        "5": "peace, quiet, rest"
      },
      "expansion": "Old High German ruowa (“peace, quiet, rest”)",
      "name": "inh"
    },
    {
      "args": {
        "1": "yi",
        "2": "gmw-pro",
        "3": "*rōu"
      },
      "expansion": "Proto-West Germanic *rōu",
      "name": "inh"
    },
    {
      "args": {
        "1": "yi",
        "2": "gem-pro",
        "3": "*rōwō",
        "4": "",
        "5": "calm, quiet, peace"
      },
      "expansion": "Proto-Germanic *rōwō (“calm, quiet, peace”)",
      "name": "inh"
    },
    {
      "args": {
        "1": "de",
        "2": "Ruhe"
      },
      "expansion": "German Ruhe",
      "name": "cog"
    }
  ],
  "etymology_text": "From Middle High German ruo, ruowe, from Old High German ruowa (“peace, quiet, rest”), from Proto-West Germanic *rōu, from Proto-Germanic *rōwō (“calm, quiet, peace”). Cognate with German Ruhe.",
  "forms": [
    {
      "form": "ru",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "yi",
        "2": "noun",
        "g": "f",
        "g2": "",
        "g3": "",
        "head": "",
        "sort": "",
        "tr": ""
      },
      "expansion": "רו • (ru) f",
      "name": "head"
    },
    {
      "args": {
        "g": "f"
      },
      "expansion": "רו • (ru) f",
      "name": "yi-noun"
    }
  ],
  "lang": "Yiddish",
  "lang_code": "yi",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Yiddish entries with incorrect language header",
        "Yiddish feminine nouns",
        "Yiddish lemmas",
        "Yiddish nouns",
        "Yiddish terms derived from Middle High German",
        "Yiddish terms derived from Old High German",
        "Yiddish terms derived from Proto-Germanic",
        "Yiddish terms derived from Proto-West Germanic",
        "Yiddish terms inherited from Middle High German",
        "Yiddish terms inherited from Old High German",
        "Yiddish terms inherited from Proto-Germanic",
        "Yiddish terms inherited from Proto-West Germanic",
        "Yiddish terms with IPA pronunciation"
      ],
      "glosses": [
        "rest (relief afforded by sleeping; tranquillity)"
      ],
      "links": [
        [
          "rest",
          "rest"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ʁʊ/"
    }
  ],
  "word": "רו"
}