"なくこなす" meaning in 古典日本語

{
  "categories": [
    {
      "kind": "other",
      "name": "古典日本語",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "古典日本語 成句",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "枕詞",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "泣く子なす"
    }
  ],
  "lang": "古典日本語",
  "lang_code": "ja",
  "pos": "phrase",
  "pos_title": "成句",
  "senses": [
    {
      "glosses": [
        "「慕ふ」、「ねのみし泣く」、「言(こと)だに問はず」、「取りさぐり」にかかる枕詞。"
      ],
      "id": "ja-なくこなす-ja-phrase-yRfX6RK2"
    }
  ],
  "tags": [
    "idiomatic"
  ],
  "word": "なくこなす"
}

{
  "categories": [
    "古典日本語",
    "古典日本語 成句",
    "枕詞"
  ],
  "forms": [
    {
      "form": "泣く子なす"
    }
  ],
  "lang": "古典日本語",
  "lang_code": "ja",
  "pos": "phrase",
  "pos_title": "成句",
  "senses": [
    {
      "glosses": [
        "「慕ふ」、「ねのみし泣く」、「言(こと)だに問はず」、「取りさぐり」にかかる枕詞。"
      ]
    }
  ],
  "tags": [
    "idiomatic"
  ],
  "word": "なくこなす"
}