"-a" meaning in Ye'kwana

{
  "derived": [
    {
      "_dis1": "0 0",
      "word": "-aato"
    },
    {
      "_dis1": "0 0",
      "word": "-akene"
    },
    {
      "_dis1": "0 0",
      "word": "-akento"
    },
    {
      "_dis1": "0 0",
      "word": "-akö"
    },
    {
      "_dis1": "0 0",
      "word": "-anö"
    },
    {
      "_dis1": "0 0",
      "word": "-anto"
    },
    {
      "_dis1": "0 0",
      "word": "-ato"
    },
    {
      "_dis1": "0 0",
      "word": "-a'kene"
    },
    {
      "_dis1": "0 0",
      "word": "-a'to"
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "mch",
        "2": "suffix"
      },
      "expansion": "-a",
      "name": "head"
    }
  ],
  "lang": "Ye'kwana",
  "lang_code": "mch",
  "pos": "suffix",
  "senses": [
    {
      "glosses": [
        "Forms the nonpast tense."
      ],
      "id": "en--a-mch-suffix-JB4REhb6",
      "tags": [
        "morpheme"
      ]
    },
    {
      "categories": [
        {
          "_dis": "28 72",
          "kind": "other",
          "name": "Ye'kwana entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Marks imperfective aspect in both the recent and distant past tenses."
      ],
      "id": "en--a-mch-suffix-8f16uZGD",
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[-a]"
    }
  ],
  "synonyms": [
    {
      "_dis1": "0 0",
      "word": "-ka"
    },
    {
      "_dis1": "0 0",
      "alt": "allomorphs",
      "word": "-ya"
    }
  ],
  "word": "-a"
}

{
  "categories": [
    "Pages with raw sortkeys",
    "Ye'kwana entries with incorrect language header",
    "Ye'kwana lemmas",
    "Ye'kwana suffixes",
    "Ye'kwana terms with IPA pronunciation"
  ],
  "derived": [
    {
      "word": "-aato"
    },
    {
      "word": "-akene"
    },
    {
      "word": "-akento"
    },
    {
      "word": "-akö"
    },
    {
      "word": "-anö"
    },
    {
      "word": "-anto"
    },
    {
      "word": "-ato"
    },
    {
      "word": "-a'kene"
    },
    {
      "word": "-a'to"
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "mch",
        "2": "suffix"
      },
      "expansion": "-a",
      "name": "head"
    }
  ],
  "lang": "Ye'kwana",
  "lang_code": "mch",
  "pos": "suffix",
  "senses": [
    {
      "glosses": [
        "Forms the nonpast tense."
      ],
      "tags": [
        "morpheme"
      ]
    },
    {
      "glosses": [
        "Marks imperfective aspect in both the recent and distant past tenses."
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[-a]"
    }
  ],
  "synonyms": [
    {
      "word": "-ka"
    },
    {
      "alt": "allomorphs",
      "word": "-ya"
    }
  ],
  "word": "-a"
}