"триѥ" meaning in Old Church Slavonic

{
  "forms": [
    {
      "form": "trije",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "cu",
        "2": "numeral",
        "tr": "trije"
      },
      "expansion": "триѥ • (trije)",
      "name": "head"
    }
  ],
  "lang": "Old Church Slavonic",
  "lang_code": "cu",
  "pos": "num",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "trĭje",
          "word": "трьѥ"
        }
      ],
      "categories": [
        {
          "kind": "topical",
          "name": "Old Church Slavonic cardinal numbers",
          "parents": [
            "Cardinal numbers",
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old Church Slavonic entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old Church Slavonic links with redundant alt parameters",
          "parents": [
            "Links with redundant alt parameters",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old Church Slavonic terms with redundant transliterations",
          "parents": [
            "Terms with redundant transliterations",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Alternative form of трьѥ (trĭje)"
      ],
      "id": "en-триѥ-cu-num-U8UlLgAF",
      "links": [
        [
          "трьѥ",
          "трьѥ#Old Church Slavonic"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "триѥ"
}

{
  "forms": [
    {
      "form": "trije",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "cu",
        "2": "numeral",
        "tr": "trije"
      },
      "expansion": "триѥ • (trije)",
      "name": "head"
    }
  ],
  "lang": "Old Church Slavonic",
  "lang_code": "cu",
  "pos": "num",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "trĭje",
          "word": "трьѥ"
        }
      ],
      "categories": [
        "Old Church Slavonic cardinal numbers",
        "Old Church Slavonic entries with incorrect language header",
        "Old Church Slavonic lemmas",
        "Old Church Slavonic links with redundant alt parameters",
        "Old Church Slavonic numerals",
        "Old Church Slavonic terms with redundant transliterations"
      ],
      "glosses": [
        "Alternative form of трьѥ (trĭje)"
      ],
      "links": [
        [
          "трьѥ",
          "трьѥ#Old Church Slavonic"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "триѥ"
}