"ana-" meaning in Proto-Germanic

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "gmw-pro",
            "2": "*ana-"
          },
          "expansion": "Proto-West Germanic: *ana-\nOld English: an-, on-\nMiddle English: on-\nEnglish: on-, an-, a-\nOld Frisian: an-\nSaterland Frisian: an-\nWest Frisian: oan-\nOld Saxon: ana-\nOld Dutch: ana-\nMiddle Dutch:\nDutch: aan-\nOld High German: ana-\nMiddle High German:\nGerman: an-",
          "name": "desctree"
        }
      ],
      "text": "Proto-West Germanic: *ana-\nOld English: an-, on-\nMiddle English: on-\nEnglish: on-, an-, a-\nOld Frisian: an-\nSaterland Frisian: an-\nWest Frisian: oan-\nOld Saxon: ana-\nOld Dutch: ana-\nMiddle Dutch:\nDutch: aan-\nOld High German: ana-\nMiddle High German:\nGerman: an-"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "non",
            "2": "á-"
          },
          "expansion": "Old Norse: á-",
          "name": "desc"
        }
      ],
      "text": "Old Norse: á-"
    },
    {
      "depth": 2,
      "templates": [
        {
          "args": {
            "1": "is",
            "2": "á-"
          },
          "expansion": "Icelandic: á-",
          "name": "desc"
        }
      ],
      "text": "Icelandic: á-"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "got",
            "2": "𐌰𐌽𐌰-"
          },
          "expansion": "Gothic: 𐌰𐌽𐌰- (ana-)",
          "name": "desc"
        }
      ],
      "text": "Gothic: 𐌰𐌽𐌰- (ana-)"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "grc",
        "2": "ἀνα-"
      },
      "expansion": "Ancient Greek ἀνα- (ana-)",
      "name": "cog"
    }
  ],
  "etymology_text": "From pre-Germanic *h₂enh̥́₂-. Cognate with Ancient Greek ἀνα- (ana-).",
  "lang": "Proto-Germanic",
  "lang_code": "gem-pro",
  "original_title": "Reconstruction:Proto-Germanic/ana-",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Proto-Germanic entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "word": "an"
        }
      ],
      "glosses": [
        "Combining form of *an."
      ],
      "id": "en-ana--gem-pro-prefix-wZqbtgdH",
      "links": [
        [
          "*an",
          "Reconstruction:Proto-Germanic/an#English"
        ]
      ],
      "tags": [
        "form-of",
        "in-compounds",
        "morpheme",
        "reconstruction"
      ],
      "wikipedia": [
        "Brill Publishers"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɑn.ɑ/"
    }
  ],
  "word": "ana-"
}

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "gmw-pro",
            "2": "*ana-"
          },
          "expansion": "Proto-West Germanic: *ana-\nOld English: an-, on-\nMiddle English: on-\nEnglish: on-, an-, a-\nOld Frisian: an-\nSaterland Frisian: an-\nWest Frisian: oan-\nOld Saxon: ana-\nOld Dutch: ana-\nMiddle Dutch:\nDutch: aan-\nOld High German: ana-\nMiddle High German:\nGerman: an-",
          "name": "desctree"
        }
      ],
      "text": "Proto-West Germanic: *ana-\nOld English: an-, on-\nMiddle English: on-\nEnglish: on-, an-, a-\nOld Frisian: an-\nSaterland Frisian: an-\nWest Frisian: oan-\nOld Saxon: ana-\nOld Dutch: ana-\nMiddle Dutch:\nDutch: aan-\nOld High German: ana-\nMiddle High German:\nGerman: an-"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "non",
            "2": "á-"
          },
          "expansion": "Old Norse: á-",
          "name": "desc"
        }
      ],
      "text": "Old Norse: á-"
    },
    {
      "depth": 2,
      "templates": [
        {
          "args": {
            "1": "is",
            "2": "á-"
          },
          "expansion": "Icelandic: á-",
          "name": "desc"
        }
      ],
      "text": "Icelandic: á-"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "got",
            "2": "𐌰𐌽𐌰-"
          },
          "expansion": "Gothic: 𐌰𐌽𐌰- (ana-)",
          "name": "desc"
        }
      ],
      "text": "Gothic: 𐌰𐌽𐌰- (ana-)"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "grc",
        "2": "ἀνα-"
      },
      "expansion": "Ancient Greek ἀνα- (ana-)",
      "name": "cog"
    }
  ],
  "etymology_text": "From pre-Germanic *h₂enh̥́₂-. Cognate with Ancient Greek ἀνα- (ana-).",
  "lang": "Proto-Germanic",
  "lang_code": "gem-pro",
  "original_title": "Reconstruction:Proto-Germanic/ana-",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "Proto-Germanic entries with incorrect language header",
        "Proto-Germanic lemmas",
        "Proto-Germanic prefixes",
        "Proto-Germanic terms with IPA pronunciation"
      ],
      "form_of": [
        {
          "word": "an"
        }
      ],
      "glosses": [
        "Combining form of *an."
      ],
      "links": [
        [
          "*an",
          "Reconstruction:Proto-Germanic/an#English"
        ]
      ],
      "tags": [
        "form-of",
        "in-compounds",
        "morpheme",
        "reconstruction"
      ],
      "wikipedia": [
        "Brill Publishers"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɑn.ɑ/"
    }
  ],
  "word": "ana-"
}