"supo" meaning in Proto-Italic

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "la",
            "2": "sub"
          },
          "expansion": "Latin: sub",
          "name": "desc"
        },
        {
          "args": {},
          "expansion": "(see there for further descendants)",
          "name": "see desc"
        }
      ],
      "text": "Latin: sub (see there for further descendants)"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "osc",
            "2": "συπ"
          },
          "expansion": "Oscan: συπ (sup)",
          "name": "desc"
        }
      ],
      "text": "Oscan: συπ (sup)"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "xum",
            "2": "𐌔𐌖𐌐𐌖",
            "3": "su"
          },
          "expansion": "Umbrian: 𐌔𐌖𐌐𐌖 (supu), su",
          "name": "desc"
        }
      ],
      "text": "Umbrian: 𐌔𐌖𐌐𐌖 (supu), su"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "itc-pro",
        "2": "inh",
        "3": "ine-pro>*upó>under",
        "id": "under",
        "text": "1"
      },
      "expansion": "From Proto-Indo-European *upó.",
      "name": "etymon"
    }
  ],
  "etymology_text": "From Proto-Indo-European *upó.",
  "head_templates": [
    {
      "args": {
        "1": "itc-pro",
        "2": "preposition"
      },
      "expansion": "*supo",
      "name": "head"
    }
  ],
  "lang": "Proto-Italic",
  "lang_code": "itc-pro",
  "original_title": "Reconstruction:Proto-Italic/supo",
  "pos": "prep",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Proto-Italic ablative prepositions",
          "parents": [
            "Ablative prepositions",
            "Prepositions",
            "Lemmas"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Proto-Italic entries referencing etymons with invalid IDs",
          "parents": [
            "Entries referencing etymons with invalid IDs",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Proto-Italic entries with etymology texts",
          "parents": [
            "Entries with etymology texts",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Proto-Italic entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Proto-Italic locative prepositions",
          "parents": [
            "Locative prepositions",
            "Prepositions",
            "Lemmas"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Proto-Italic prepositions",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "under"
      ],
      "id": "en-supo-itc-pro-prep-12d0imA3",
      "links": [
        [
          "under",
          "under"
        ]
      ],
      "tags": [
        "reconstruction"
      ]
    }
  ],
  "word": "supo"
}

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "la",
            "2": "sub"
          },
          "expansion": "Latin: sub",
          "name": "desc"
        },
        {
          "args": {},
          "expansion": "(see there for further descendants)",
          "name": "see desc"
        }
      ],
      "text": "Latin: sub (see there for further descendants)"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "osc",
            "2": "συπ"
          },
          "expansion": "Oscan: συπ (sup)",
          "name": "desc"
        }
      ],
      "text": "Oscan: συπ (sup)"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "xum",
            "2": "𐌔𐌖𐌐𐌖",
            "3": "su"
          },
          "expansion": "Umbrian: 𐌔𐌖𐌐𐌖 (supu), su",
          "name": "desc"
        }
      ],
      "text": "Umbrian: 𐌔𐌖𐌐𐌖 (supu), su"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "itc-pro",
        "2": "inh",
        "3": "ine-pro>*upó>under",
        "id": "under",
        "text": "1"
      },
      "expansion": "From Proto-Indo-European *upó.",
      "name": "etymon"
    }
  ],
  "etymology_text": "From Proto-Indo-European *upó.",
  "head_templates": [
    {
      "args": {
        "1": "itc-pro",
        "2": "preposition"
      },
      "expansion": "*supo",
      "name": "head"
    }
  ],
  "lang": "Proto-Italic",
  "lang_code": "itc-pro",
  "original_title": "Reconstruction:Proto-Italic/supo",
  "pos": "prep",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Proto-Italic ablative prepositions",
        "Proto-Italic entries referencing etymons with invalid IDs",
        "Proto-Italic entries with etymology texts",
        "Proto-Italic entries with incorrect language header",
        "Proto-Italic lemmas",
        "Proto-Italic locative prepositions",
        "Proto-Italic prepositions",
        "Proto-Italic terms derived from Proto-Indo-European",
        "Proto-Italic terms inherited from Proto-Indo-European"
      ],
      "glosses": [
        "under"
      ],
      "links": [
        [
          "under",
          "under"
        ]
      ],
      "tags": [
        "reconstruction"
      ]
    }
  ],
  "word": "supo"
}