"-um-" meaning in Esperanto

{
  "head_templates": [
    {
      "args": {},
      "expansion": "-um-",
      "name": "eo-head"
    }
  ],
  "hyphenation": [
    "um"
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "interfix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Esperanto 1894 Universala Vortaro",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto BRO1",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto interfixes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages using catfix",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 7 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Words approved by the Akademio de Esperanto",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "18 21 13 0 3 15 24 0 1 1 3",
          "kind": "other",
          "name": "Pages with 7 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "17 20 12 0 2 21 23 0 1 1 3",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "text": "brako (“arm”) → brakumi (“to hug”)",
          "type": "example"
        },
        {
          "text": "dekstra (“right”) → dekstruma (“clockwise”)",
          "type": "example"
        },
        {
          "text": "komuna (“common”) → komunumo (“community”)",
          "type": "example"
        },
        {
          "text": "mondo (“world”) → mondumo (“high society”)",
          "type": "example"
        },
        {
          "text": "proksima (“near”) → proksimume (“approximately”)",
          "type": "example"
        },
        {
          "text": "kruco (“cross”) → krucumi (“to crucify”)",
          "type": "example"
        },
        {
          "text": "kolo (“neck”) → kolumo (“collar”)",
          "type": "example"
        }
      ],
      "glosses": [
        "related in an unspecified way. A lexical affix with no fixed meaning or part of speech."
      ],
      "id": "en--um--eo-interfix-PUKpZIjO",
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/um/"
    },
    {
      "rhymes": "-um"
    }
  ],
  "word": "-um-"
}

{
  "categories": [
    "Pages using catfix",
    "Pages with 7 entries",
    "Pages with entries"
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "-um-",
      "name": "eo-head"
    }
  ],
  "hyphenation": [
    "um"
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "interfix",
  "senses": [
    {
      "categories": [
        "Esperanto 1-syllable words",
        "Esperanto 1894 Universala Vortaro",
        "Esperanto BRO1",
        "Esperanto entries with incorrect language header",
        "Esperanto interfixes",
        "Esperanto lemmas",
        "Esperanto terms with IPA pronunciation",
        "Esperanto terms with audio pronunciation",
        "Pages using catfix",
        "Pages with 7 entries",
        "Pages with entries",
        "Rhymes:Esperanto/um",
        "Words approved by the Akademio de Esperanto"
      ],
      "examples": [
        {
          "text": "brako (“arm”) → brakumi (“to hug”)",
          "type": "example"
        },
        {
          "text": "dekstra (“right”) → dekstruma (“clockwise”)",
          "type": "example"
        },
        {
          "text": "komuna (“common”) → komunumo (“community”)",
          "type": "example"
        },
        {
          "text": "mondo (“world”) → mondumo (“high society”)",
          "type": "example"
        },
        {
          "text": "proksima (“near”) → proksimume (“approximately”)",
          "type": "example"
        },
        {
          "text": "kruco (“cross”) → krucumi (“to crucify”)",
          "type": "example"
        },
        {
          "text": "kolo (“neck”) → kolumo (“collar”)",
          "type": "example"
        }
      ],
      "glosses": [
        "related in an unspecified way. A lexical affix with no fixed meaning or part of speech."
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/um/"
    },
    {
      "rhymes": "-um"
    }
  ],
  "word": "-um-"
}