"чи" meaning in Mongol

{
  "categories": [
    {
      "kind": "other",
      "name": "Pronoms personnels en mongol",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mongol",
      "orig": "mongol",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Mongol",
  "lang_code": "mn",
  "pos": "pron",
  "pos_title": "Pronom personnel",
  "senses": [
    {
      "glosses": [
        "Tu, deuxième personne du singulier dans le langage familier."
      ],
      "id": "fr-чи-mn-pron-IN2dW070"
    }
  ],
  "synonyms": [
    {
      "word": "та"
    }
  ],
  "tags": [
    "person"
  ],
  "word": "чи"
}

{
  "categories": [
    "Pronoms personnels en mongol",
    "mongol"
  ],
  "lang": "Mongol",
  "lang_code": "mn",
  "pos": "pron",
  "pos_title": "Pronom personnel",
  "senses": [
    {
      "glosses": [
        "Tu, deuxième personne du singulier dans le langage familier."
      ]
    }
  ],
  "synonyms": [
    {
      "word": "та"
    }
  ],
  "tags": [
    "person"
  ],
  "word": "чи"
}