"-eli" meaning in Lingala

{
  "categories": [
    {
      "kind": "other",
      "name": "Suffixes en lingala",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lingala",
      "orig": "lingala",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Lingala",
  "lang_code": "ln",
  "pos": "suffix",
  "pos_title": "Suffixe",
  "related": [
    {
      "word": "-ele"
    },
    {
      "word": "-ele"
    },
    {
      "word": "-elo"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en lingala",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "kokanga → ekangeli",
          "translation": "lier → lien"
        },
        {
          "text": "kotíma → etímeli",
          "translation": "creuser → houe"
        },
        {
          "text": "kobɛ́tɛ → ebɛ́tɛli",
          "translation": "frapper → marteau"
        }
      ],
      "glosses": [
        "Suffixe nominal pour les instruments, utilisé avec les préfixes nominaux e-/bi- de classe 7 et 8, dont la voyelle /e/ change selon l’harmonie vocalique avec les voyelles /ɛ/ et /ɔ/ du radical."
      ],
      "id": "fr--eli-ln-suffix-YEVN5klt"
    }
  ],
  "sounds": [
    {
      "ipa": "\\e.li\\"
    },
    {
      "ipa": "\\ɛ.li\\"
    }
  ],
  "tags": [
    "morpheme"
  ],
  "word": "-eli"
}

{
  "categories": [
    "Suffixes en lingala",
    "lingala"
  ],
  "lang": "Lingala",
  "lang_code": "ln",
  "pos": "suffix",
  "pos_title": "Suffixe",
  "related": [
    {
      "word": "-ele"
    },
    {
      "word": "-ele"
    },
    {
      "word": "-elo"
    }
  ],
  "senses": [
    {
      "categories": [
        "Exemples en lingala"
      ],
      "examples": [
        {
          "text": "kokanga → ekangeli",
          "translation": "lier → lien"
        },
        {
          "text": "kotíma → etímeli",
          "translation": "creuser → houe"
        },
        {
          "text": "kobɛ́tɛ → ebɛ́tɛli",
          "translation": "frapper → marteau"
        }
      ],
      "glosses": [
        "Suffixe nominal pour les instruments, utilisé avec les préfixes nominaux e-/bi- de classe 7 et 8, dont la voyelle /e/ change selon l’harmonie vocalique avec les voyelles /ɛ/ et /ɔ/ du radical."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\e.li\\"
    },
    {
      "ipa": "\\ɛ.li\\"
    }
  ],
  "tags": [
    "morpheme"
  ],
  "word": "-eli"
}