"-u" meaning in Esperanto

{
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "deponent"
      },
      "expansion": "deponent",
      "name": "glossary"
    }
  ],
  "etymology_text": "Etymology unclear. Perhaps from the Greek -ou imperative (pronounced [u]) of deponent verbs such as dekhou “receive!”, or from the Hebrew imperative -û. It may instead—or also—be connected to the vowel of the Esperanto conditional suffix -us, minus the s of the indicative inflections.",
  "head_templates": [
    {
      "args": {
        "1": "eo",
        "2": "suffix"
      },
      "expansion": "-u",
      "name": "head"
    }
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages linking to anchors not found in Appendix:Glossary",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "55 45",
          "kind": "other",
          "name": "Esperanto 1894 Universala Vortaro",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "55 45",
          "kind": "other",
          "name": "Esperanto BRO1",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "54 46",
          "kind": "other",
          "name": "Esperanto entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "57 43",
          "kind": "other",
          "name": "Words approved by the Akademio de Esperanto",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "english": "Give it to me. (expresses a request or command)",
          "text": "Donu ĝin al mi.",
          "type": "example"
        },
        {
          "english": "Let's do that. (expresses a desire or aim)",
          "text": "Ni faru tion.",
          "type": "example"
        },
        {
          "english": "I ought to go to sleep. (expresses desirability of the action)",
          "text": "Mi iru dormi.",
          "type": "example"
        },
        {
          "english": "May your child be successful in life. (wish or desire)",
          "text": "Via infano sukcesu en la vivo.",
          "type": "example"
        },
        {
          "english": "I want you to help me. (desire)",
          "text": "Mi volas, ke vi helpu min.",
          "type": "example"
        },
        {
          "english": "She asks that I be silent. (request)",
          "text": "Ŝi petas, ke mi silentu.",
          "type": "example"
        }
      ],
      "form_of": [
        {
          "word": "verbs"
        },
        {
          "word": "indicating that an action or state is desired"
        },
        {
          "word": "requested"
        },
        {
          "word": "ordered"
        },
        {
          "word": "or aimed for"
        }
      ],
      "glosses": [
        "volitive inflection of verbs, indicating that an action or state is desired, requested, ordered, or aimed for."
      ],
      "id": "en--u-eo-suffix-fpslSDXB",
      "links": [
        [
          "volitive",
          "Appendix:Glossary#volitive"
        ]
      ],
      "tags": [
        "form-of",
        "morpheme",
        "volitive"
      ]
    }
  ],
  "word": "-u"
}

{
  "etymology_number": 2,
  "etymology_text": "Apparently connected to the u at the end of unu (“one, a certain”).",
  "head_templates": [
    {
      "args": {
        "1": "eo",
        "2": "suffix"
      },
      "expansion": "-u",
      "name": "head"
    }
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Esperanto correlatives",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "55 45",
          "kind": "other",
          "name": "Esperanto 1894 Universala Vortaro",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "55 45",
          "kind": "other",
          "name": "Esperanto BRO1",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "54 46",
          "kind": "other",
          "name": "Esperanto entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "text": "kiu (“what individual, who”)"
        },
        {
          "text": "tiu (“that individual, that one”)"
        },
        {
          "text": "ĉiu (“all individuals, everyone”)"
        },
        {
          "text": "iu (“some individual, someone”)"
        },
        {
          "text": "neniu (“no individual, nobody”)"
        },
        {
          "text": "(unofficial) aliu (“another individual, someone else”)"
        }
      ],
      "glosses": [
        "-one. (Ending of the individual correlatives.)"
      ],
      "head_nr": 1,
      "id": "en--u-eo-suffix-J6l~Ex4k",
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-u"
}

{
  "categories": [
    "Esperanto 1894 Universala Vortaro",
    "Esperanto BRO1",
    "Esperanto entries with incorrect language header",
    "Esperanto lemmas",
    "Esperanto suffixes",
    "Pages with 24 entries",
    "Pages with entries",
    "Words approved by the Akademio de Esperanto"
  ],
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "deponent"
      },
      "expansion": "deponent",
      "name": "glossary"
    }
  ],
  "etymology_text": "Etymology unclear. Perhaps from the Greek -ou imperative (pronounced [u]) of deponent verbs such as dekhou “receive!”, or from the Hebrew imperative -û. It may instead—or also—be connected to the vowel of the Esperanto conditional suffix -us, minus the s of the indicative inflections.",
  "head_templates": [
    {
      "args": {
        "1": "eo",
        "2": "suffix"
      },
      "expansion": "-u",
      "name": "head"
    }
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "Esperanto terms with usage examples",
        "Pages linking to anchors not found in Appendix:Glossary"
      ],
      "examples": [
        {
          "english": "Give it to me. (expresses a request or command)",
          "text": "Donu ĝin al mi.",
          "type": "example"
        },
        {
          "english": "Let's do that. (expresses a desire or aim)",
          "text": "Ni faru tion.",
          "type": "example"
        },
        {
          "english": "I ought to go to sleep. (expresses desirability of the action)",
          "text": "Mi iru dormi.",
          "type": "example"
        },
        {
          "english": "May your child be successful in life. (wish or desire)",
          "text": "Via infano sukcesu en la vivo.",
          "type": "example"
        },
        {
          "english": "I want you to help me. (desire)",
          "text": "Mi volas, ke vi helpu min.",
          "type": "example"
        },
        {
          "english": "She asks that I be silent. (request)",
          "text": "Ŝi petas, ke mi silentu.",
          "type": "example"
        }
      ],
      "form_of": [
        {
          "word": "verbs"
        },
        {
          "word": "indicating that an action or state is desired"
        },
        {
          "word": "requested"
        },
        {
          "word": "ordered"
        },
        {
          "word": "or aimed for"
        }
      ],
      "glosses": [
        "volitive inflection of verbs, indicating that an action or state is desired, requested, ordered, or aimed for."
      ],
      "links": [
        [
          "volitive",
          "Appendix:Glossary#volitive"
        ]
      ],
      "tags": [
        "form-of",
        "morpheme",
        "volitive"
      ]
    }
  ],
  "word": "-u"
}

{
  "categories": [
    "Esperanto 1894 Universala Vortaro",
    "Esperanto BRO1",
    "Esperanto entries with incorrect language header",
    "Esperanto lemmas",
    "Esperanto suffixes",
    "Pages with 24 entries",
    "Pages with entries",
    "Words approved by the Akademio de Esperanto"
  ],
  "etymology_number": 2,
  "etymology_text": "Apparently connected to the u at the end of unu (“one, a certain”).",
  "head_templates": [
    {
      "args": {
        "1": "eo",
        "2": "suffix"
      },
      "expansion": "-u",
      "name": "head"
    }
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "Esperanto correlatives"
      ],
      "examples": [
        {
          "text": "kiu (“what individual, who”)"
        },
        {
          "text": "tiu (“that individual, that one”)"
        },
        {
          "text": "ĉiu (“all individuals, everyone”)"
        },
        {
          "text": "iu (“some individual, someone”)"
        },
        {
          "text": "neniu (“no individual, nobody”)"
        },
        {
          "text": "(unofficial) aliu (“another individual, someone else”)"
        }
      ],
      "glosses": [
        "-one. (Ending of the individual correlatives.)"
      ],
      "head_nr": 1,
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-u"
}

{
  "called_from": "page/1713/20221215",
  "msg": "later head without list of senses,template node #, -u/Esperanto",
  "path": [
    "-u"
  ],
  "section": "Esperanto",
  "subsection": "suffix",
  "title": "-u",
  "trace": ""
}